Living pictures; their history, photoproduction and practical workingWith a digest of British patents and annotated bibliography . generalopinion, somewhat preferable. Either of these twofluids may be used, or a cement employed consistingof a solution of celluloid in one of the two above-mentioned bodies. The ends of the broken film mustbe trimmed so as to render the two proximate picturesat a correct separation, the junction being freed fromgrease and film, andscraped down so asnot to leave anabrupt thickeningwhere the edgesoverlap. The cementis applied, and thetwo edges pressedfirmly togethe
Living pictures; their history, photoproduction and practical workingWith a digest of British patents and annotated bibliography . generalopinion, somewhat preferable. Either of these twofluids may be used, or a cement employed consistingof a solution of celluloid in one of the two above-mentioned bodies. The ends of the broken film mustbe trimmed so as to render the two proximate picturesat a correct separation, the junction being freed fromgrease and film, andscraped down so asnot to leave anabrupt thickeningwhere the edgesoverlap. The cementis applied, and thetwo edges pressedfirmly together be-tween greased glassplates. The sameprocess answers forthe insertion of a fresh portion of perforated margin, and an incipienttear may be covered by a layer of extremely thincelluloid in the same manner. Even in this com-paratively small detail of manipulation facilities areafforded which were unthought of two years 223 shows a film-mender brought out by C. Hughes, in which the broken ends may befixed by the side clamps so as to ensure perfect regis-tration of the perforations. The ends are then scraped,.. Fig. 223. 206 LIVING PICTURES. <:ement applied, and the centre clamp turned down tohold all firm until the cement sets. Here, then, the film passes into the exhibitors hands,and any further remarks regarding it must be relegatedto the next chapter, wherein are described those fewaccessories and aids which render the exhibitors lifeendurable, if not happy. CHAPTER VI. EXHIBITING HINTS, ACCESSORIES, LIGHTING,ACCIDENTS, ETC. The first requirement in the projection, as in thetaking, of Living Pictures is absolute rigidity of theapparatus. It must be remembered that enlargementof the image on the screen is greater than in ordinaryprojection work,while the ap-paratus itself issubjected totreatment whichno mere opticallantern is calledupon to under-go. The need-ful rigidity maybe secured bythe use of aspecial stand,such as Griflins(Fig. 224), orthe one supplied
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Keywords: ., bookcentury1800, bookdecade1890, booki, booksubjectmotionpictures
