5 Images

Thermometer

English, 18th Century

Thermometer carried by Dr. John Jeffries and J.P.F. Blanchard on the first ascent across the English Channel on January 7, 1785.

Gift of Dr. James Howard Means

A19630028000

Display Status

This object is on display in Boeing Milestones of Flight Hall at the National Air and Space Museum in Washington, DC.

Boeing Milestones of Flight Hall

Object Details

Date

18th Century

Country of Origin

United Kingdom

Type

INSTRUMENTS-Flight Management

Manufacturer

Jones and Son Ltd.

Physical Description

Wood frame with brass scale farenheit thermometer used by Dr. John Jeffries on the first balloon crossing of the English Channel.

Dimensions

3-D: 73 × 8.9 × 3.8cm, 1.1kg (2 ft. 4 3/4 in. × 3 1/2 in. × 1 1/2 in., 2.5lb.)

Materials

HAZMAT: Mercury
Wood
Copper Alloy (Brass)
Glass

Inventory Number

A19630028000

Credit Line

Gift of Dr. James Howard Means

Data Source

National Air and Space Museum

Restrictions & Rights

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