Science-gossip . PRICE £4 4s. Positive and Negative Films, perforated (length 25 ft. ,Size ; X 5I X 9 VVeighl 2! lbs. price 3s. fed. each. Biokam Film Subjects (length 25 ft.) price 10s. Sale by all Opticians an,d Photographic Dealers. Send for Handsome Illustrated Catalogue. THE WARWICK TRADING COMPANY, LIMITED, 4 & 5, Warwick Court, High Holborn, London, Special Series of Students Cckscopes, From 4I in. Lo 2) in. apertures, with first quality 1 IbjectGlasses and Fittings, at moderate pri List of Photographic Lenses Free.

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Size: 1623px × 1539px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, booksubjectnaturalhistory, booksubjectscience