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An Electron Microscope
细节
Thornton Oakley (1881-1953)
An Electron Microscope
signed 'T./Oakley-' (lower right)
watercolor, gouache and charcoal on paper
40 x 28¾ in. (101.6 x 73 cm.)
An Electron Microscope
signed 'T./Oakley-' (lower right)
watercolor, gouache and charcoal on paper
40 x 28¾ in. (101.6 x 73 cm.)
来源
Commissioned by the National Geographic Society.
出版
National Geographic magazine, December 1945, p. 747, fig. XI.