Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 362
yyy*^mm^^ss^m?^^f^^»9m^mm^kf»!$ss9a»gs^4^A, ^c^. ^V r IZ,, ^ I / > .V<- [Carbutt,) … April, 1892.] Proceedings, etc. 335 tives of Norway the past summer on orthochromatic films, and the use ofcelluloid films is greatly on the increase by travellers, tourists, and the pro-fessional photographer. The second advance in photography to which I desire to call your atten-tion, relates to…
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