E.C. Delafield house.

E.C. Delafield house.

15 East 40th Street. E.C. Hunt, Jr., at work.

[Man working with scientific equipment.]

[Man working on a camera lens.]

Mr. E.C [Edward Collins] Knight [Jr.]

[C.M. Sorensen & Co. Inc. vacuum pump.]

[Hunter College.]

[Hunter College.]

Hunter College, laboratory.

Hunter College, laboratory.

Hunter College, laboratory.

[Camera factory.]

[Street repair.]

[Interior, camera store.]

[Hunter College.]

[Man working.]

Hunt's Point Development - Yard from End of Dock

Hunter College, laboratory.

1 West 54th Street. University Club. Interior, racquet repair room