Architectural photography : practical lessons and suggestions for amateurs . es of quite different nalires,that used for the vaulting having been dry collodion, thatfor the timber roof ordinary gelatine, and that for the irongate multiple gelatine. CHAPTER IX. LANTERN SLIDES. P the various purposes forwhich lantern slides arecommonly made, few canbe more exacting in theirrequirements than is thearchitectural lecture. Slidesexhibiting almost everyquality, from the purelypictorial to the purely tech-nical, are required in orderto illustrate such very diver-gent points as general massingand elabo
Architectural photography : practical lessons and suggestions for amateurs . es of quite different nalires,that used for the vaulting having been dry collodion, thatfor the timber roof ordinary gelatine, and that for the irongate multiple gelatine. CHAPTER IX. LANTERN SLIDES. P the various purposes forwhich lantern slides arecommonly made, few canbe more exacting in theirrequirements than is thearchitectural lecture. Slidesexhibiting almost everyquality, from the purelypictorial to the purely tech-nical, are required in orderto illustrate such very diver-gent points as general massingand elaborate detail. Con-sequently the end which eachparticular slide is to serve hasto be kept in view from themoment of selection of asubject to the final bindingand naming ready for ex-hibition, each one beingtreated as for a set purpose throughout. Of all matters in this connection, that of selection isone of the most difficult. It can only be done satisfactorilyby the lecturer himself, knowing his needs and the voids inhis existing collection. One building may lend itself to. The Collegiale, Huy, Belgium. 74 Architectural Photography. picturesque grouping from one particular point of view,,while from another the effect is the reverse of happy; andhe promptly takes photographs from both positions, to showhis students what should be striven for and what another occasion a point of view can be obtainedwhich, while giving an architectural picture, will at thesame time bring out several important points. Take thenave of the Collegiale, at Huy, for instance, as seen fromthe west end organ gallery. The exceptional points whichled to the photograph being taken at all were the elaboratelierne vaulting at the crossing of nave and transepts andthe extraordinary length of the central mullion of the eastwindow. In order to emphasise this latter point, it wasnecessary to aim at a tall narrow picture, and to include aconsiderable amount of the floor, so that an extremelywide-angled
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Keywords: ., bookcentury1800, bookdecade1890, bookidgri331250108, bookyear1898
