Production of 2 x 2 inch slides for school use
By: prepared by Joe Coltharp ; designed and illustrated by Gerda McMurry
Contributors: Coltharp, Joe, 1912-
Series: Bridges for ideas ; no. 7; Bridges for ideas -- no. 7
Published: 1958
Place of publication: [Austin, Texas]
Language: eng
Number of pages: 79
Subjects: Slides (Photography); Visual education
Notes: Bibliography: p. 78-79