Catalogue and price list of stereopticons, dissolving view apparatus, magic lanterns, and artistically-colored photographic views on glass. (1887)
T.H. McAllister (New York, N.Y.) · The Company · leaf 48
Some operators prefe:to make a double pres-sure board, placing thebags one over the other,as shown in this diagram,and thus make the sameweights answer for bothbags. no m • .™ T. H. McAllister, Manufacturing Optician, New York. OXY-CALCIUM STEREOPTICONS.
Projectors · Lantern projection
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![An illustration from Mundus subterraneus, in XII libros digestus : qvo divinum subterrestris mundi opificium, mira ergasteriorum naturae in eo distributio, verbo [pantamorphon] Protei regnum, universae denique naturae majestas & divitiae summa rerum varietate exponuntur, abditorum effectuum causae acri indagine inquistae demonstrantur, cognitae per artis & naturae conjugium ad humanae vitae necessarium usum vario experimentorum apparata, necnon novo modo & ratione applicantur. Ad Alexandrum VII. pont. opt. max. (1678)](https://img.insideoutlibrary.com/img/200/ia-mundussubterrane02kirc-700-322.webp)
