Look magazine
Columbia University [Professor working with bright light.]

Look magazine
Columbia University [David Anderson, Columbia psychology lecturer, tries a simple experiment with a rat to teach it to pull a chain and get food.]

Byron Company (New York, N.Y.)
Schools, Public School Roof on Clinton Street.

United States. Office of War Information
Physics class at Bronx High School of Science

Byron Company (New York, N.Y.)
B'klyn Training School & Home for Young Girls, Group Superintendant and Two Girls.

Byron Company (New York, N.Y.)
Sports, Bathing, Midland Beach.

Byron Company (New York, N.Y.)
Kindergarten Class, Christ Church.

Jacob A. (Jacob August) Riis (1849-1914)
First Aid to Injured, Public School.

George Grantham Bain (1865-1944)
Prof. Wm. James

Byron Company (New York, N.Y.)
Dalton Swimming School, 19 West 44th St., Interior Group on Steps Leading to the Pool.

Jacob A. (Jacob August) Riis (1849-1914)
First Aid to Injured, Public School.

Byron Company (New York, N.Y.)
Schools, Public School Roof on Clinton Street.

Byron Company (New York, N.Y.)
Kindergarten Class, Christ Church.

Byron Company (New York, N.Y.)
Dr. Talmadge [?].

Byron Company (New York, N.Y.)
Prof. Atkinson, English Bone-Setter 1897.

Byron Company (New York, N.Y.)
Art Class.

Byron Company (New York, N.Y.)
Church, Christ's & Christ Church Memorial Bldgs. & Activities.

Byron Company (New York, N.Y.)
Kindergarten Class, Christ Church.

Byron Company (New York, N.Y.)
New York Association for the Blind, Interior, Children in Nursery.

Byron Company (New York, N.Y.)
New York Asso. for the Blind, Group of 2, Teacher, Giving Woman Instruction.

Byron Company (New York, N.Y.)
Interior, Group, Rodeph Sholom Sisterhood, 157 E. 94, Men's Americanization Class.

Byron Company (New York, N.Y.)
N. Y. Asso. for the Blind, Interior, Group of Girls Dancing Class.

[Queensborough Public Library] Central Library Building. Schools division.

Wurts Bros. (New York, N.Y.)
Sedgwick Avenue and Gun Hill Road. Amalgamated Clothing Workers Apartments, interior.

Byron Company (New York, N.Y.)
Home of Thomas A. Edison.