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National Emergency, between 1910 and 1920. Creator: Harris & Ewing.
HRM22B06_303

National Emergency, between 1910 and 1920. Creator...

Backpacking, 1984. Creator: NASA.
HRM21B20_233

Backpacking, 1984. Creator: NASA.

Daniel Rutherford, late 18th century. Artist: Unknown
HRM19B63_086

Daniel Rutherford, late 18th century. Artist: Unkn...

Claude Louis Berthollet, French chemist. Artist: Unknown
HRM19B64_142

Claude Louis Berthollet, French chemist. Artist: U...

Electric discharges in rarefied gases, 1892. Artist: Unknown
HRM19B65_371

Electric discharges in rarefied gases, 1892. Artis...