Catalogue of visual education . Thelamp is 750 watt, 110 volt; the lens is2 inch F This machine is sub-stantially built and will give continuedsatisfaction. It is easily threaded, canbe adapted to a hall of any length, andgives a steady flickerless picture. It ismoderately priced and is universally re-cognized as a projector on which filmsmay be shown without danger of who rent or loan films readilydo so to any one using this save money and inconvenience byavoiding a cheap machine. Send to usfor latest prices and other information. 41L44—Filmo-Sound We can als
Catalogue of visual education . Thelamp is 750 watt, 110 volt; the lens is2 inch F This machine is sub-stantially built and will give continuedsatisfaction. It is easily threaded, canbe adapted to a hall of any length, andgives a steady flickerless picture. It ismoderately priced and is universally re-cognized as a projector on which filmsmay be shown without danger of who rent or loan films readilydo so to any one using this save money and inconvenience byavoiding a cheap machine. Send to usfor latest prices and other information. 41L44—Filmo-Sound We can also supply sound-on-film pro-jectors, and can offer the best , owing to the present situation,the small number of films available, andthe high cost of such equipment we thinkthat those contemplating purchase ofsuch should give the subject very carefulconsideration before making the invest-ment. For prices enquire from us beforebuying elsewhere. For BRILLIANCE CHOOSEA DAmtEI REG. U. S. PAT. OFF. Glass-Beaded SCREEN. ... and for ConvenienceSpecify the CHALLENGER The Da-Lite Glass-Beaded surface re-flects more of the projected light andshows every scene at its brightest andbest. Ask for this fine surface in theChallenger model. It can be set up any-where in 15 seconds . . the only screenwith square tubing to keep the casealigned. 12 sizes (including square sizesfor still pictures) from 30x40 to70x94. We also supply screens of other kinds-see under Lanterns, page 8. IHottmt fftrtisrra Silent Films For educational purposes silent films are considered the most , when used to illustrate Biblical stories, Biblical background or Missionarywork, have the advantage that the lecturer is able to give his own interpretation bymeans of an introductory comment or an explanation while the film is being silent film also makes possible showings at fairly frequent intervals with theemphasis on different phases of the subject. The number of such films i
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Keywords: ., bookcentury1900, bookdecade1920, bookidcatalogueofv, bookyear1920
