Educational screen & audio-visual guide (c1956-1971])

It's ^^^ for the Best in SLIDE BINDING MATERIALS ^^^ MOUNTS FOR 2X2 READYMOUNTS Employs one-piece aluminum frame and ultra-thin micro glass for mounting transparencies in Eastman standard Readymounts. Films are not removed from Readymounts. Sandwiched between the glass sheets. Readymounts are simply inserted into aluminum frame, and frame end folded over -and slide is finished. Frame is standard siie and thickness-fits any projector or viewer. Na. 20 (20 frames and 40 flass) Per Box $2in No. 202 (100 frames and 200 {lass) Per Box iSM q^}[»^« 2X2 ALUMINUM FRAME & 35MM D.F. FOIL MASK New double-fold aluminum mash and one-piece 2x2 frame is designed to meet most exacting demands of color film users who desire ease of assembly and all possible protection against Newton Rings, film buckling, moisture, fungus, etc. All metal and glass attracts utmost minimum of moisture-the real cause of steaming and fogging of slides. No. 35-D (20 frames, 20 masks and 40 elass) ..... $2M N0.135-D (100 frames, 100 masks and 200 glass)... $8i)0 2 X 2 FRAME AND MASK FOR SUPER-SLIDE & 127 COLOR FILM New aluminum foil mask accommodates either Super-Slide films cut down from 2^' square films (Rollei size), or new 127 color film. The 2V4 square film is merely cut to exact size ot double fold mask, placed in folded mask between gtass, and inserted in familiar Cmde 2x2 aluminum binder. The 127 film is slightly smaller than folded mask, so film is merely taped to one or two edges of mask before folding. Per Box » 197 c»/(2D frames. 20 masks & 40 glass) .$2J)0 "•• '^'"^^ U100 frames, 100 masks & 200 glass) .$8.00 2v. X 2y4 ALUMINUM FRAME & "/. X 2% ALUMINUM FOIL MASK For 120 and 620 film used in ever-popular reflex cameras. This binder offers a new idea in binders of this size by providing aluminum foil double fold mask to eliminate direct contact of film and glass. It is designed to meet the most exacting demands of color film users who desire ease of assembly. This all metal and glass binder provides utmost protection against Newton Rings, film buckling, moisture, fungus, etc. "^ Per Box No. 12 (12 frames. 12 masks. 24 glass & data labels) . U75 No. 50 (50 frame$,50 masks, 100 glass & data labels) .(6.95 EMDE PRODUCTS ?040 Stoner Ave Los Angeles ?5, EDUCATIONAL SCREEN & AUDIO-VISUAL GUIDE Founded in 1922 by Nelson L. Greene August, 1958 Volume 37, Number 8, Whole Number 366 IN THIS ISSUE 382 384 386 388 432 433 438 440 ■ 441 443 Editorial: "Knowing What's Available" Article: "San Froncisco's Audio-Visual Materials Card Catalog" BLUE BOOK of Audio-Visual Materials (Introduction) Listing of Materials Alphabetical Title Index Directory of Listed Sources Index to Advertisers Trade Directory for the Audio-Visual Field CATIONAL lATION OF MIMBII vi"u,*iErA\ BUSINESS & EDITORIAL ADDRESS: EDUCATIONAL SCREEN & AUDIO-VISUAL GUIDE. 2000 Lincoln Pork West BIdg., Chicogo 14, Illinois. Contents indexed in ttie Wilson 'Educational Index. For microfilm volumes, write University Microfilms, Ann Arbor, Michigan. SUBSCRIPTION PRICE (U.S. currency or equivalent): Domestic — $4 one year, $6.50 two years, $8 three years. Canadian and Pan-American — 50 cents extra per year. Other foreign— $1 extra per year. Single copy — 45 cents. Special August Blue Book issue — $1.00. CHANGE OF ADDRESS should be sent immediately to insure uninterrupted delivery of your magazine. Allow five weeks for change to become effective. EDUCATIONAL SCREEN Cr AUDIO-VISUAL GUIDE is published monthly by Educational Screen, Inc. Publication office, Barrington, Illinois; Business and Editorial Office, 2000 Lincoln Park West Bldg., Chicago 14, Illinois. Printed in the U.S.A. Re-entered as second-class matter October, 1953 at the post office at Barrington, Illinois, under the Act of March 3, 1879. EDUCATIONAL SCREEN & AVGUIDE EDITORIAL STAFF PAUL C. REED, Editor. GAIL MARTIN, Managing Editor. WILLIAM S. HOCKAAAN, Editor for the Church Field. L. C. LARSON, CAROLYN GUSS, and JOHN FRITZ, Editors for Film Evoluotions. MAX U. BILDERSEE, Editor for the Audio Field. PHILIP LEWIS, Technical Editor. ROBERT CHURCH, WALTER PILDITCH, and HAROLD WARD, editors for New Filmstrips. BUSINESS STAFF K. S. GILLETTE, Publisher. MARIE C. GREENE, WILLIAM LEWIN, Associate Publishers. JOSEPHINE H. KNIGHT, Business Manager. PATRICK A. PHILIPPI, Circulation Manager. WILMA WIDDICOMBE, Advertising Production Assistant. Advertising Representatives WILLIAM LEWIN, 10 Broinerd Road, Summit, N. J. (Crestview 3-3042) WILLIAM F. KRUSE, 2000 Lincoln Pork West Bldg., Chicago 14, III. (Bittersweet 8-5313) ENTIRE ISSUE COPYRIGHT 19S8 BY THE EDUCATIONAL SCREEN, INC. 380 p,-i<;/-K, A\/ r-..:J,