The NOAA Years (1970-Present)
UNDER CONSTRUCTION
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- Barometers
>
-
- Aneroid Barometers
>
- + Airguide Barometer
- + Barigo 1500 Marine Barometer
- + Belfort 6079 Barometer
- + Bendix ML-102E Barometer
- + CENCO Barometer
- + Changchun DYM-3 Barometer
- + Fee & Stemwedel Marine Barometer
- + Fischer Type 103 Marine Barometer
- + Fischer Barometer #2
- + Friez N Aero 1936 USN Barometer
- + Friez Ship's Barometer
- + Friez Ships Barometer #2
- + Friez Ships Barometer #3
- + GMP Barometer
- + GMP MD-49-2 Barometer
- + GMS Barometer
- + James Pitkin Barometer
- + Kollsman Barometer
- + Lilley & Gillie Barometer
- + Lufft Altimeter Pressure Station
- + Lufft Marine Barometer
- + Mechanism Ltd M1991/A
- + Naudet Barometer
- + Naudet Marine Barometer
- + Negretti & Zambra M2236 Typ 2 Barometer
- + Observator Barometer
- + OTA Keiki Seisakusho Barometer
- + R Fuess Marine Barometer
- + R Fuess 1938 Barometer
- + Russian Barometer 1941
- + Safonovsky Gidrometpribor BAMM-1
- + Safonovsky Gidrometpribors M-67
- + SUNDO Barometer
- + Swift Scientist Barometer
- + Takahashi Barometer
- + Taylor Navy Barometer
- + Taylor Stormoguide Barometer
- + Taylor 2236 Commodore Barometer #3
- + Tycos 2252 Barometer
- + Tycos 2075FK Altimeter
- + Unknown Mining Altimeter
- + Utsuki Keiki Barometer
- + Wallace & Tiernan FA-139 Altimeter Setting Barometer
- + Wallace & Tiernan Fa-140 Barometer
- + Wallace & Tiernan ML-102-D
- + Welch 1233 Classroom Barometer
- + Wempe Marine Barometer
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- - Mercury Barometers >
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- + A J Dodge Thermometer
- + Henry J Green Thermometer
- + Hohmann & Maurer Thermometer
- + Palmer Marine Thermometer
- + Philadelphia Co Thermometer
- + Soil Thermometer
- + Soil Thermometer #2
- + Standard Thermometer
- + Taylor 5152(?) Thermometer
- + Taylor 17AA1 Thermometer
- + Tycos 5100 Thermometer
- + Taylor 5175 Classroom Thermometer
- + Unknown Marine Thermometer
- + US Army ML-7 Thermometer
- + Weksler USWB Pattern Thermometer
- + WM Welch 1259 Large ClassroomThermometer
- - Dial Thermometers >
- - Max Min Thermometers >
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- Glass Bulb Thermometers
>
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- Hygrometers
>
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- Wet Bulb Hygrometers
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- + Bendix Friez 566 Psychron
- + Fritz Lange-Optik Sling Psychrometer
- + ML-436 Assman Psychrometer
- + R Fuess Assmann Psychrometer
- + Taylor Pocket Sling Psychrometer
- - Tycos Lloyd's Hygrodeik
- + Tycos Mason's Hygrometer
- + Tycos Sling Psychrometer
- + Type MB-4 Aspiration Psychrometer
- + Weksler US Army Sling Psychrometer
- - Hair Hygrometers >
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- Wet Bulb Hygrometers
>
- - Anemometers >
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- Pyranometers
>
- + Belfort 5-3850 Pyranograph
- + Casella Actinograph
- + Eppley Model 50 Pyrheliometer
- + Eppley Model 10 Pyrheliometer
- + Kipp & Zonen CM5 Pyranometer
- + Casella Campbell Stokes Temperate Sunshine Recorder
- + Casella Campbell Stokes Tropical Sunshine Recorder
- + Henry J Green Jordan Sunshine Recorder
- + R Fuess Black Bulb Thermometer
- + Rain and Evaporation >
- + Visibility Meters >
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+ Slide Rules
>
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- Psychrometric Calculators
>
- + Bendix Friez Psychrometric Calculator
- + Casella T8563 Humidity Slide Rule
- + CP-165 Psychrometric Computer
- + CP-164 Psychrometric Computer
- + Feutron Type 1802 Slide Rule
- + Hunter Associates Psychrometric Calculator
- + Met Office Humidity Slide Rule
- + ML-322 Psychrometric Calculator
- + ML-429 Psychrometric Calculator
- + RSES Psychrometric Calculator
- + Weather Bureau Psychrometric Calculator
- - Pressure/Altitude Slide Rules >
- + Meteorological Slide Rules >
- - Wind Slide Rules >
- - Solar Slide Rule >
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- Psychrometric Calculators
>
- + Other Instrument Collections
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- Catalogs
- - Austria >
- - China >
- - France >
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- Germany
>
- + A Kruss
- + Albert Zuckschwerdt
- + Alt Eberhardt und Jaeger
- + Amarell
- + Arnold Fliedner
- + Arthur J Foerster
- + Barigo
- + Binde und Wegener
- + Bogel und Letsch
- + Bohne
- + Carl Emil Rose
- + Carl Kellner
- + Carl Staschen
- + Carl Zeiss
- + Constantin Heintz
- + Enz Thermometer
- + Ephraim Greiner
- + F F Greiner
- + Fischer
- + Fritz Lange-Optik
- + Frobel
- + Gebr Bergmann
- + Georg Rosenmuller
- + Gischard
- + Glaswerke Ilmenau
- + Goerz AG
- + H C Kroplin
- + Hermann Kunzel
- + Hermann Schilling
- + Herra
- + Hilmar Bocks und Sohn
- + Hollein und Reinhardt
- + Hugo Schlegel
- + Hugo Wernicke
- + J&A Bosch
- + Junkalor
- + Kuchler und Sohne
- + Lambrecht
- + Lufft
- + Max Kohl AG
- + Moller Oemichen und Co
- + Paul Wegener
- + R Burger
- + R Fuess
- + R Treuer
- + Richard Muller
- + Roessel-Messtechnik
- + Scholz
- + Schreyer und Co
- + SUNDO/Stacker und Olms
- + Wolff-Rodenstock GmbH
- - Japan >
- - Netherlands >
- - Russia >
- - Switzerland >
- - United Kingdom >
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- United States
>
- + Abbeon
- + A E Moeller
- + Airguide
- + A J Dodge/Charles Wilder
- + American Paulin
- + American Schaeffer and Budenberg
- + American Thermometer Co
- + B Kahn
- + Bacharach
- + Brooklyn Thermometer Co
- + Central Scientific Co (CENCO)
- + Chelsea Clock Company
- + Compass
- + Dietzgen
- + Eimer & Amend
- + Friez Bendix and Belfort
- + Gurley
- + Henry J Green
- + Honeywell
- + Jason
- + Kahlsico
- + Keuffel and Esser
- + M C Stewart
- + MAXIMUM Inc
- + McAllister
- + Oakton
- + Ohio Thermometer Company
- + Palmer
- + Phila Thermo Co
- + Queen and Company
- + Sargent
- + Science Associates
- + Selsi
- + Seth Thomas
- + Sierra Weather Instrument
- + Springfield
- + Standard Thermometer Co
- + Swift and Anderson
- + Taylor/Tycos
- + Tel-Tru
- + Verichron
- + W M Welch
- + Wallace and Tiernan
- + Weather Measure/Weathertronics
- + Weksler
- + Westclox
- - Miscellaneous Downloads
- - US NWS History
- - Book Lists
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- Barometric Calculations
- - Aneroid Barometer Accuracy Evaluation >
- - Barograph Accuracy Evaluations >
- - Mercury Barometer Accuracy Evaluation >
- - Digital Barometer Accuracy Evaluation >
- + Local Pressure for Mercury Barometer
- + Sea Level Pressure from Local Pressure
- - Printing Charts
- + IMAPP
- - About Me
- - Contact Me
- - Analog Weather Blog
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More...
- - Home >
-
- Instrument Collection
>
- - Microbarographs >
- - Thermographs >
- - Hygrographs >
- - Meteorographs >
- - Hygrothermographs >
-
- Barometers
>
-
- Aneroid Barometers
>
- + Airguide Barometer
- + Barigo 1500 Marine Barometer
- + Belfort 6079 Barometer
- + Bendix ML-102E Barometer
- + CENCO Barometer
- + Changchun DYM-3 Barometer
- + Fee & Stemwedel Marine Barometer
- + Fischer Type 103 Marine Barometer
- + Fischer Barometer #2
- + Friez N Aero 1936 USN Barometer
- + Friez Ship's Barometer
- + Friez Ships Barometer #2
- + Friez Ships Barometer #3
- + GMP Barometer
- + GMP MD-49-2 Barometer
- + GMS Barometer
- + James Pitkin Barometer
- + Kollsman Barometer
- + Lilley & Gillie Barometer
- + Lufft Altimeter Pressure Station
- + Lufft Marine Barometer
- + Mechanism Ltd M1991/A
- + Naudet Barometer
- + Naudet Marine Barometer
- + Negretti & Zambra M2236 Typ 2 Barometer
- + Observator Barometer
- + OTA Keiki Seisakusho Barometer
- + R Fuess Marine Barometer
- + R Fuess 1938 Barometer
- + Russian Barometer 1941
- + Safonovsky Gidrometpribor BAMM-1
- + Safonovsky Gidrometpribors M-67
- + SUNDO Barometer
- + Swift Scientist Barometer
- + Takahashi Barometer
- + Taylor Navy Barometer
- + Taylor Stormoguide Barometer
- + Taylor 2236 Commodore Barometer #3
- + Tycos 2252 Barometer
- + Tycos 2075FK Altimeter
- + Unknown Mining Altimeter
- + Utsuki Keiki Barometer
- + Wallace & Tiernan FA-139 Altimeter Setting Barometer
- + Wallace & Tiernan Fa-140 Barometer
- + Wallace & Tiernan ML-102-D
- + Welch 1233 Classroom Barometer
- + Wempe Marine Barometer
- + Yanagi 6 Marine Barometer
- + Yanagi 8A Marine Barometer
- - Mercury Barometers >
- - Tendency Barometers >
-
- Aneroid Barometers
>
-
- Thermometers
>
-
- Glass Bulb Thermometers
>
- + A J Dodge Thermometer
- + Henry J Green Thermometer
- + Hohmann & Maurer Thermometer
- + Palmer Marine Thermometer
- + Philadelphia Co Thermometer
- + Soil Thermometer
- + Soil Thermometer #2
- + Standard Thermometer
- + Taylor 5152(?) Thermometer
- + Taylor 17AA1 Thermometer
- + Tycos 5100 Thermometer
- + Taylor 5175 Classroom Thermometer
- + Unknown Marine Thermometer
- + US Army ML-7 Thermometer
- + Weksler USWB Pattern Thermometer
- + WM Welch 1259 Large ClassroomThermometer
- - Dial Thermometers >
- - Max Min Thermometers >
-
- Glass Bulb Thermometers
>
-
- Hygrometers
>
-
- Wet Bulb Hygrometers
>
- + Bendix Friez 566 Psychron
- + Fritz Lange-Optik Sling Psychrometer
- + ML-436 Assman Psychrometer
- + R Fuess Assmann Psychrometer
- + Taylor Pocket Sling Psychrometer
- - Tycos Lloyd's Hygrodeik
- + Tycos Mason's Hygrometer
- + Tycos Sling Psychrometer
- + Type MB-4 Aspiration Psychrometer
- + Weksler US Army Sling Psychrometer
- - Hair Hygrometers >
- - Membrane Hygrometer >
- - Coil Hygrometers >
-
- Wet Bulb Hygrometers
>
- - Anemometers >
-
- Pyranometers
>
- + Belfort 5-3850 Pyranograph
- + Casella Actinograph
- + Eppley Model 50 Pyrheliometer
- + Eppley Model 10 Pyrheliometer
- + Kipp & Zonen CM5 Pyranometer
- + Casella Campbell Stokes Temperate Sunshine Recorder
- + Casella Campbell Stokes Tropical Sunshine Recorder
- + Henry J Green Jordan Sunshine Recorder
- + R Fuess Black Bulb Thermometer
- + Rain and Evaporation >
- + Visibility Meters >
-
+ Slide Rules
>
-
- Psychrometric Calculators
>
- + Bendix Friez Psychrometric Calculator
- + Casella T8563 Humidity Slide Rule
- + CP-165 Psychrometric Computer
- + CP-164 Psychrometric Computer
- + Feutron Type 1802 Slide Rule
- + Hunter Associates Psychrometric Calculator
- + Met Office Humidity Slide Rule
- + ML-322 Psychrometric Calculator
- + ML-429 Psychrometric Calculator
- + RSES Psychrometric Calculator
- + Weather Bureau Psychrometric Calculator
- - Pressure/Altitude Slide Rules >
- + Meteorological Slide Rules >
- - Wind Slide Rules >
- - Solar Slide Rule >
- - Data Reporting Slide Rules >
- - Weather Forecasting Slide Rules >
-
- Psychrometric Calculators
>
- + Other Instrument Collections >
-
- Catalogs
>
- - Austria >
- - China >
- - France >
-
- Germany
>
- + A Kruss
- + Albert Zuckschwerdt
- + Alt Eberhardt und Jaeger
- + Amarell
- + Arnold Fliedner
- + Arthur J Foerster
- + Barigo
- + Binde und Wegener
- + Bogel und Letsch
- + Bohne
- + Carl Emil Rose
- + Carl Kellner
- + Carl Staschen
- + Carl Zeiss
- + Constantin Heintz
- + Enz Thermometer
- + Ephraim Greiner
- + F F Greiner
- + Fischer
- + Fritz Lange-Optik
- + Frobel
- + Gebr Bergmann
- + Georg Rosenmuller
- + Gischard
- + Glaswerke Ilmenau
- + Goerz AG
- + H C Kroplin
- + Hermann Kunzel
- + Hermann Schilling
- + Herra
- + Hilmar Bocks und Sohn
- + Hollein und Reinhardt
- + Hugo Schlegel
- + Hugo Wernicke
- + J&A Bosch
- + Junkalor
- + Kuchler und Sohne
- + Lambrecht
- + Lufft
- + Max Kohl AG
- + Moller Oemichen und Co
- + Paul Wegener
- + R Burger
- + R Fuess
- + R Treuer
- + Richard Muller
- + Roessel-Messtechnik
- + Scholz
- + Schreyer und Co
- + SUNDO/Stacker und Olms
- + Wolff-Rodenstock GmbH
- - Japan >
- - Netherlands >
- - Russia >
- - Switzerland >
- - United Kingdom >
-
- United States
>
- + Abbeon
- + A E Moeller
- + Airguide
- + A J Dodge/Charles Wilder
- + American Paulin
- + American Schaeffer and Budenberg
- + American Thermometer Co
- + B Kahn
- + Bacharach
- + Brooklyn Thermometer Co
- + Central Scientific Co (CENCO)
- + Chelsea Clock Company
- + Compass
- + Dietzgen
- + Eimer & Amend
- + Friez Bendix and Belfort
- + Gurley
- + Henry J Green
- + Honeywell
- + Jason
- + Kahlsico
- + Keuffel and Esser
- + M C Stewart
- + MAXIMUM Inc
- + McAllister
- + Oakton
- + Ohio Thermometer Company
- + Palmer
- + Phila Thermo Co
- + Queen and Company
- + Sargent
- + Science Associates
- + Selsi
- + Seth Thomas
- + Sierra Weather Instrument
- + Springfield
- + Standard Thermometer Co
- + Swift and Anderson
- + Taylor/Tycos
- + Tel-Tru
- + Verichron
- + W M Welch
- + Wallace and Tiernan
- + Weather Measure/Weathertronics
- + Weksler
- + Westclox
- - Miscellaneous Downloads >
- - US NWS History >
- - Book Lists >
-
- Barometric Calculations
>
- - Aneroid Barometer Accuracy Evaluation >
- - Barograph Accuracy Evaluations >
- - Mercury Barometer Accuracy Evaluation >
- - Digital Barometer Accuracy Evaluation >
- + Local Pressure for Mercury Barometer
- + Sea Level Pressure from Local Pressure
- - Printing Charts
- + IMAPP
- - About Me
- - Contact Me
- - Analog Weather Blog
- Home
- Barographs
- Instrument Collection
- Microbarographs
- - Microbarographs
- + Lambrecht Model 290 Barograph
- + Dr A Mueller Barograph
- + Belfort 800A Microbarograph
- + Friez ML-3A Microbarograph
- + G222 Marine Microbarograph
- + Met Office 1191 Mk 2 Microbarograph
- + MSC Type B Microbarograph
- + Short & Mason 2315 Microbarograph
- + Weather Measure B211 Microbarograph
- Thermographs
- Hygrographs
- Hygrothermographs
- Barometers
- Aneroid Barometers
- - Aneroid Barometers
- + Airguide Barometer
- + Barigo 1500 Marine Barometer
- + Belfort 6079 Barometer
- + Bendix ML-102E Barometer
- + CENCO Barometer
- + Changchun DYM-3 Barometer
- + Fee & Stemwedel Marine Barometer
- + Fischer Type 103 Marine Barometer
- + Fischer Barometer #2
- + Friez N Aero 1936 USN Barometer
- + Friez Ship's Barometer
- + Friez Ships Barometer #2
- + Friez Ships Barometer #3
- + GMP Barometer
- + GMP MD-49-2 Barometer
- + GMS Barometer
- + James Pitkin Barometer
- + Kollsman Barometer
- + Lilley & Gillie Barometer
- + Lufft Altimeter Pressure Station
- + Lufft Marine Barometer
- + Mechanism Ltd M1991/A
- + Naudet Barometer
- + Naudet Marine Barometer
- + Negretti & Zambra M2236 Typ 2 Barometer
- + Observator Barometer
- + OTA Keiki Seisakusho Barometer
- + R Fuess Marine Barometer
- + R Fuess 1938 Barometer
- + Russian Barometer 1941
- + Safonovsky Gidrometpribor BAMM-1
- + Safonovsky Gidrometpribors M-67
- + SUNDO Barometer
- + Swift Scientist Barometer
- + Takahashi Barometer
- + Taylor Navy Barometer
- + Taylor Stormoguide Barometer
- + Taylor 2236 Commodore Barometer #3
- + Tycos 2252 Barometer
- + Tycos 2075FK Altimeter
- + Unknown Mining Altimeter
- + Utsuki Keiki Barometer
- + Wallace & Tiernan FA-139 Altimeter Setting Barometer
- + Wallace & Tiernan Fa-140 Barometer
- + Wallace & Tiernan ML-102-D
- + Welch 1233 Classroom Barometer
- + Wempe Marine Barometer
- + Yanagi 6 Marine Barometer
- + Yanagi 8A Marine Barometer
- Mercury Barometers
- Tendency Barometers
- Thermometers
- Glass Bulb Thermometers
- - Glass Bulb Thermometers
- + A J Dodge Thermometer
- + Henry J Green Thermometer
- + Hohmann & Maurer Thermometer
- + Palmer Marine Thermometer
- + Philadelphia Co Thermometer
- + Soil Thermometer
- + Soil Thermometer #2
- + Standard Thermometer
- + Taylor 5152(?) Thermometer
- + Taylor 17AA1 Thermometer
- + Tycos 5100 Thermometer
- + Taylor 5175 Classroom Thermometer
- + Unknown Marine Thermometer
- + US Army ML-7 Thermometer
- + Weksler USWB Pattern Thermometer
- + WM Welch 1259 Large ClassroomThermometer
- Dial Thermometers
- Max Min Thermometers
- Hygrometers
- Wet Bulb Hygrometers
- - Wet Bulb Hygrometers
- + Bendix Friez 566 Psychron
- + Fritz Lange-Optik Sling Psychrometer
- + ML-436 Assman Psychrometer
- + R Fuess Assmann Psychrometer
- + Taylor Pocket Sling Psychrometer
- - Tycos Lloyd's Hygrodeik
- + Tycos Mason's Hygrometer
- + Tycos Sling Psychrometer
- + Type MB-4 Aspiration Psychrometer
- + Weksler US Army Sling Psychrometer
- Hair Hygrometers
- - Hair Hygrometers
- + Bendix Friez Hygrodial
- + Brooklyn Thermometer Hygrometer
- + Fischer Model 111 Hygrometer
- + Fischer Model 118 Polymeter
- + Henry J Green Hygrometer
- + Lambrecht 194 Hygrometer
- + Lambrecht Polymeter
- + Lufft Hygrometer
- + Lufft Thermohygrometer
- + ZMD M-19 Hygrometer
- + ZMD M-68 Hygrometer
- Membrane Hygrometer
- Coil Hygrometers
- Anemometers
- Pyranometers
- - Pyranometers
- + Belfort 5-3850 Pyranograph
- + Casella Actinograph
- + Eppley Model 50 Pyrheliometer
- + Eppley Model 10 Pyrheliometer
- + Kipp & Zonen CM5 Pyranometer
- + Casella Campbell Stokes Temperate Sunshine Recorder
- + Casella Campbell Stokes Tropical Sunshine Recorder
- + Henry J Green Jordan Sunshine Recorder
- + R Fuess Black Bulb Thermometer
+ Rain and Evaporation
+ Rain Gauges
+ Evaporation Gauges
+ Visibility Meters
+ Slide Rules
- Psychrometric Calculators
- - Psychrometric Calculators
- + Bendix Friez Psychrometric Calculator
- + Casella T8563 Humidity Slide Rule
- + CP-165 Psychrometric Computer
- + CP-164 Psychrometric Computer
- + Feutron Type 1802 Slide Rule
- + Hunter Associates Psychrometric Calculator
- + Met Office Humidity Slide Rule
- + ML-322 Psychrometric Calculator
- + ML-429 Psychrometric Calculator
- + RSES Psychrometric Calculator
- + Weather Bureau Psychrometric Calculator
- Pressure/Altitude Slide Rules
+ Meteorological Slide Rules
- Wind Slide Rules
- Solar Slide Rule
- Data Reporting Slide Rules
- Weather Forecasting Slide Rules
- - Weather Forecasting Slide Rules
- + George J Igel Weathercaster
- + Guest Weathercaster
- + Irving P Krick Weather Guide
- + Negretti & Zambra Brass Forecast Slide Rule
- + Negretti & Zambra Plastic Forecast Slide Rule
- + Pilots Weather Computer CK-1
- + Taylor Form 99080 Weather Forecast Computer
- + The WeatherCycler
+ Other Instrument Collections
+ Josef Lang
- Catalogs
- Austria
- China
- France
- Germany
- - Germany
- + A Kruss
- + Albert Zuckschwerdt
- + Alt Eberhardt und Jaeger
- + Amarell
- + Arnold Fliedner
- + Arthur J Foerster
- + Barigo
- + Binde und Wegener
- + Bogel und Letsch
- + Bohne
- + Carl Emil Rose
- + Carl Kellner
- + Carl Staschen
- + Carl Zeiss
- + Constantin Heintz
- + Enz Thermometer
- + Ephraim Greiner
- + F F Greiner
- + Fischer
- + Fritz Lange-Optik
- + Frobel
- + Gebr Bergmann
- + Georg Rosenmuller
- + Gischard
- + Glaswerke Ilmenau
- + Goerz AG
- + H C Kroplin
- + Hermann Kunzel
- + Hermann Schilling
- + Herra
- + Hilmar Bocks und Sohn
- + Hollein und Reinhardt
- + Hugo Schlegel
- + Hugo Wernicke
- + J&A Bosch
- + Junkalor
- + Kuchler und Sohne
- + Lambrecht
- + Lufft
- + Max Kohl AG
- + Moller Oemichen und Co
- + Paul Wegener
- + R Burger
- + R Fuess
- + R Treuer
- + Richard Muller
- + Roessel-Messtechnik
- + Scholz
- + Schreyer und Co
- + SUNDO/Stacker und Olms
- + Wolff-Rodenstock GmbH
- Netherlands
- Russia
- Switzerland
- United Kingdom
- United States
- - United States
- + Abbeon
- + A E Moeller
- + Airguide
- + A J Dodge/Charles Wilder
- + American Paulin
- + American Schaeffer and Budenberg
- + American Thermometer Co
- + B Kahn
- + Bacharach
- + Brooklyn Thermometer Co
- + Central Scientific Co (CENCO)
- + Chelsea Clock Company
- + Compass
- + Dietzgen
- + Eimer & Amend
- + Friez Bendix and Belfort
- + Gurley
- + Henry J Green
- + Honeywell
- + Jason
- + Kahlsico
- + Keuffel and Esser
- + M C Stewart
- + MAXIMUM Inc
- + McAllister
- + Oakton
- + Ohio Thermometer Company
- + Palmer
- + Phila Thermo Co
- + Queen and Company
- + Sargent
- + Science Associates
- + Selsi
- + Seth Thomas
- + Sierra Weather Instrument
- + Springfield
- + Standard Thermometer Co
- + Swift and Anderson
- + Taylor/Tycos
- + Tel-Tru
- + Verichron
- + W M Welch
- + Wallace and Tiernan
- + Weather Measure/Weathertronics
- + Weksler
- + Westclox
- Miscellaneous Downloads
+ Instrument Downloads
+ Barometer Document Downloads
+ Other Downloads
- US NWS History
- Barometric Calculations
- Aneroid Barometer Accuracy Evaluation
- Barograph Accuracy Evaluations
+ Barograph Accuracy Evaluation - January 2017
- Mercury Barometer Accuracy Evaluation
- Digital Barometer Accuracy Evaluation
