Mark Nelson is measuring soil moisture next to a CO2 efflux device, Biosphere 2. Oracle, Arizona, United States. Marsh 18, 1993 - History Education Network

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Boy on roller skates using his dog to get some speed, London, England, 1930s.

A weekly food ration for one adult in the United Kingdom, 1942.

‘We men of Basel are chivalrous and vote ‘yes’ for our women’, Swiss poster issued in support of women’s suffrage, made by Celestino Piatti (1922-2007), 1959

Marine Staff Sergeant A. S. Barnacle shaving at a washstand that is half-submerged, 05-28-1945 (820×1220)

Anti-Semitic anti-immigrant cartoon, 1890, USA.

Mark Nelson is measuring soil moisture next to a CO2 efflux device, Biosphere 2. Oracle, Arizona, United States. Marsh 18, 1993

Categories: 1900s

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