Laboratory

45 photos

Nathan Strauss Pasteurised milk laboratory, Washington, DC

Chemistry laboratory at Howard University, Washington, D.C.

Laboratory, censor's office

Locomotive lubrication chart in the laboratory of the Chicago and Northwestern Railroad. The laboratory assistant in foreground is working at a precision balance. Chicago, Ill

Pathological laboratory - COMFORT

Vassar laboratory -- training nurses

Wright's research laboratory, Dayton flying field

Laboratory -- Pratt Institute

Kingman (vicinity), Arizona. A laboratory worker at a recovery plant near the Boriana mine selecting a sample of tungsten ore

Mechanical laboratory, west side, U. of Va.

Kent Chemical Laboratory, University of Chicago, Chicago, Ill.

Chemical laboratory, University of Minnesota

New medical laboratory, University of Pennsylvania

Chemical Laboratory, University of Rochester

A Laboratory, U.S. Naval Academy

Physical laboratory, Adelbert College, Cleveland, Ohio

Physical laboratory, Johns Hopkins University, Baltimore, Md.

Engineering laboratory, U. of M., Ann Arbor, Michigan

Madison, Wis., Chemical Laboratory and Science Hall

Upper floor, Edison's Menlo Park Laboratory, Dearborn, Mich.

Physical laboratory, University of Minnesota