Lettering for extension visual aids
By: by Gertrude Lenore Power.
Series: Agriculture handbook / United States Department of Agriculture ;; no. 22; Agriculture handbook (United States. Dept. of Agriculture) ;; no. 22.
Publisher: U.S. Dept. of Agriculture, Extension Service
Published: 1951
Place of publication: Washington, D.C
Language: eng
Number of pages: 11
Subjects: Lettering.