Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer Usage Conditions May Apply Usage Conditions Apply There are restrictions for re-using this media. For more information, visit the Smithsonian's Terms of Use page. IIIF provides researchers rich metadata and image viewing options for comparison of works across cultural heritage collections. More - https://iiif.si.edu View Manifest View in Mirador Viewer Usage conditions may apply

Barometer

English, 18th Century

Barometer carried by Dr. John Jeffries on the first ascent across the English Channel on January 7, 1785.

Gift of Dr. James Howard Means

A19630027000

 Display Status

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Object Details
Date 18th Century Country of Origin United States of America Type INSTRUMENTS-Flight Management Manufacturer Jones and Son Ltd.
 Physical Description Wood frame barometer with brass number scale, large bulb on bottom; carried by Dr. John Jeffries on the first crossing of the English Channel by balloon. Dimensions 3-D: 91.4 × 14 × 7.6cm, 1.4kg (3 ft. × 5 1/2 in. × 3 in., 3lb.)
 Materials HAZMAT: Mercury
Wood
Glass
Copper Alloy (Brass)
 Inventory Number A19630027000 Credit Line Gift of Dr. James Howard Means Data Source National Air and Space Museum Restrictions & Rights Usage conditions apply
For more information, visit the Smithsonians Terms of Use.