ar platform trated and described at various times. This idea seems fectly stationary. The necessity of not giving the (Fig. 1) on which the film holder, E, is mounted, and to have been first realized at the Chicago World's Fair lens too great a speed of rotation has been fulfilled which forms part… … lar lens \>f suitable focus ly, but forms a regular public 3.-INTERIOR OF BUILDING, SHOWING PANORAMIC PICTURES. Fig. placed vertically at the end exhibition which has been of a narrow box, the bottom shown for some little time by mounting twelve lenses in place of a single one, of which consists of…
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