Electric eyes : a concise and elementary description of the photo-electric cell, for the non-technical reader: its uses in industry, and its uses and short-comings in colorimetry / A. J. Fawcett

Electric eyes : a concise and elementary description of the photo-electric cell, for the non-technical reader: its uses in industry, and its uses and short-comings in colorimetry / A. J. Fawcett
Inglês
Slisbury : The Tintometer, [19??]
28 p. : il. 22 cm
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MO4291 Biblioteca do Instituto da Vinha e do Vinho, I.P. CB-1 IVV17040753