US$ 23.95
Illustrations of optical phenomena: seven figures (numbered 135-141) of spectral distribution and intensity in Frauhofer patterns produced by white light shone through a variety of apertures
View of a French Protestant church on St Martin's le Grand
A defensive gun emplacement sits in the foreground
surmounted by a view of the British Museum
Changing Mounts At Pony Express Station Size:Large: 7 x 5in Illustrations of optical phenomena: seven
US$ 23.95
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US$ 128.00