The Sciopticon manual : explaining lantern projections in general, and the Sciopticon apparatus in particular, including magic lantern attachments, experiments, novelties, colored and photo-transparencies, mechanical movements, etc. (1877)
Marcy, L. J. (Lorenzo J.) · Philadelphia : J.A. Moore · leaf 167
158 SCIOPTICON MANUAL. unsound place in the lime, it sometimes produces a his- sing sound. Moving the lime or varying the pressure will, in most cases, abate the annoyance. MARCT'8 TRIPL.E JET. In this apparatus, the three burners already described are interchangeable. … Mg. 40. Fig. 40 represents the house gas-burner in position, while !N"os. 1 and 3 are in the cells d and e, to be shut in by the cover/. The broach in the cell v is in proper
Lantern projection · Slides (Photography)
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