6. The control room of the Klingenberg Power Station in Berlin as caputered by Hoppé in 1928
Conversation
7. The revolving solarium—or the orientable heliotherapic station—of Jean Saidman in Aix-les-Bains, Savoy Alps (1930)
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8. 'Under Construction Blast Furnace at Magnitogorsk Metallurgical Industrial Complex' (1931) by Margaret Bourke-White
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9. Trudelturm in Berlin-Adlershof, a wind tunnel built 1934–1936
[Photo by Andreas Pohl (2017)]
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10. The Wind Tunnel in Chalais Meudon as captured by an anonymous—as far as I know—photographer of the NYT in 1935
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11. Cossack wearing a gas mask (1938)
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12. 'Sortie de la gare, Namur' (1938) by Léonard Misonne
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13. Holland House library after an air raid, 23 October 1940
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14. Altitude Wind Tunnel at NASA Glenn Research Center (1944)
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15. The Wuppertal Suspension Railway as photographed for LIFE magazine by Walter Sanders (1951)
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16. Atomium under construction as captured by Dolf Kruger in 1957
Replying to
17. Construction of the Theme Building at the Los Angeles International Airport (1961)
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18. The 'Kharkovchanka', a Soviet Antarctic all-terrain vehicle, created in May 1958 at the Malyshev Kharkov Transport Engineering Plant
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19. 'RAF Fylingdales in the Snow' (1963)
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20. The British airship 'R33' in its hangar in 1919
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