An introduction to the problems of sight conservation.
Subtitle: A handbook for teachers and school executives.
By: [By] R. S. French.
Series: California. Dept. of Education. Dept. of Education. Bulletin, 1937,; no. 3
Publisher: California State Print. Off., G. H. Moore, State Printer
Published: 1937
Place of publication: [Sacramento
Language: eng
Number of pages: 76
Subjects: Vision.; Education -- California.
Other titles: Sight conservation.
Notes: Bibliography : p. 73-76.
On cover : State of Calif. Dept. of Education bulletin.