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Working in biology laboratory, Jinan, Shandong, China, ca.1940
Chemistry laboratory, Chengdu, Sichuan, China, 1928
Laboratory assistant in an aluminium factory ("Farmad"), in Madagascar
Laboratory assistant in an aluminium factory ("Farmad"), in Madagascar
Working in biology laboratory, Jinan, Shandong, China, ca.1940
Laboratory of the university of Antananarivo, in Madagascar
Bacteriology laboratory, Jinan, Shandong, China, ca.1924
Medical School in Mukden. Physiological laboratory
Quantitative chemistry laboratory, Chengdu, Sichuan, China, ca.1941
State of laboratory manual instruction in California Community College introductory (non-majors) biology instruction
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Freshmen working in their chemistry laboratory, Chengdu, Sichuan, China, ca.1944
Woman working in a laboratory, in Ebeigne, Gabon
A laboratory at St. Elizabeth's Hospital in Shanghai, Shanghai, China, ca. 1925
Laboratory studies in the economics of information
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Laboratory with laboratary assistant.
Levels of inquiry: content analysis of the three most commonly used United States high school biology laboratory manuals
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Data exchange in geotechnical engineering
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Miss Roy in the laboratory, in Ebeigne, Gabon
Chemistry laboratory, Yenching University, Beijing, China, ca.1929
Students in the biology laboratory, Chengdu, Sichuan, China, ca.1946
People standing outside of a laboratory, Congo, ca.1920-1940
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A data integration approach to dynamically fusing geospatial sources
Students in the medical laboratory, Chengdu, Sichuan, China, ca.1944
Laboratory in the Botanical Garden in Victoria.
Women seated in a laboratory, Congo, ca.1920-1940
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