Title
Preview
Creation Date
1950
Description
Invented by Lucien Vidie in 1843 an aneroid barometer uses a cell of beryllium and copper which expands or contracts with changes in air pressure.
Keywords
Maps, Mapmaking, Cartography, Surveying
1950
Invented by Lucien Vidie in 1843 an aneroid barometer uses a cell of beryllium and copper which expands or contracts with changes in air pressure.
Maps, Mapmaking, Cartography, Surveying