An index number for state school systems
By: [by Leonard P. Ayres.
Series: [Russell Sage foundation, New York. Dept. of education. Publications] -- E141; Publications of Russell Sage Foundation -- E141.
Publisher: Department of education, Russell Sage foundation
Published: 1920
Place of publication: New York city
Language: eng
Number of pages: 70
Subjects: Public schools -- United States.; Education -- United States -- Statistics.
Genres: Statistics.