A descriptive catalogue of photographic apparatus manufactured and sold by Bolton & Barnitt, operative and photographic chemists, manufacturers & importers of chemical apparatus (1860)
6 DOUBLE AND SINGLE BACKS … Superior Double Backs for Paper, of teak or Spanish mahogany, French polished. ( Fig. l 1 .) Superior Single Backs with two Inner Frames for Collodion Process. (Figs. 12, 13. Double Backs. 84a gle Backs. Brass bind, e No. 1 for Pictures, 7 by 6 ... ... £12 0 .... ... £10 0 ... 8*— 6*... ... 1 5 0…
Photography
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