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The theory of sight explained by animated diagrams and photography; principles common to the eye and to the combination of lens, diaphragm, and sensitive plate of the camera. "Simple explanation. Very suitable for elementary grades." Newark
Complete catalog record
Dewey number: 617.7
Audience level: el
Format/cost: 16-sl-$11.20; rent $1
Distributors / rental: Bell & Howell Company $11.20; rent; Indiana University 50c; University of Colorado 30c; University of Kansas; University of Missouri 35c; Dudley Visual Education Service; Edited Pictures System, Inc; New Jersey State Museum; Films, Inc; Ohio Department of Education; University of Idaho, Southern Branch; University of Texas 50c; Ideal Pictures Corporation 75c; University of Illinois $1; Visual Education Service, Inc $1.50
Audience level: el
Format/cost: 16-sl-$11.20; rent $1
Distributors / rental: Bell & Howell Company $11.20; rent; Indiana University 50c; University of Colorado 30c; University of Kansas; University of Missouri 35c; Dudley Visual Education Service; Edited Pictures System, Inc; New Jersey State Museum; Films, Inc; Ohio Department of Education; University of Idaho, Southern Branch; University of Texas 50c; Ideal Pictures Corporation 75c; University of Illinois $1; Visual Education Service, Inc $1.50
Sources
- Educational Film Guide 1946 — title, creator, length, format, description, catalog record
Record added 2026-07-02 14:42:45