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Home Economics Section, between 1910 and 1920. Creator: Harris & Ewing. Home Economics Section, between 1910 and 1920Home Economics Section, between 1910 and 1920. USA. Man and woman with scientific apparatus
Home Economics Section, between 1910 and 1920. Creator: Harris & Ewing. Home Economics Section, between 1910 and 1920Home Economics Section, between 1910 and 1920. USA. Women in an industrial kitchen
Bacteriology - Dr. George Stiles, 1912. Creator: Harris & Ewing. Bacteriology - Dr. George Stiles, 1912Bacteriology - Dr. George Stiles, 1912. [Two women and man in laboratory - USA?]
Philippines, 1912. Creator: Harris & Ewing. Philippines, 1912. Creator: Harris & EwingPhilippines, 1912. [Young men in laboratory]
Locomotive lubrication chart in the laboratory of the C & NW R s, Chicago, Ill, 1942. Creator: Jack DelanoLocomotive lubrication chart in the laboratory of the Chicago and Northwestern [i.e. North Western] Railroad. The laboratory assistant in foreground is working at a precision balance. Chicago, Ill
The Shelves of Edisons Laboratory with Samples of Every Known Substance, 1902" The Shelves of Edisons Laboratory are Said to contain Samples of Every Known Substance". 1902. From " The Windsor Magazine Vol. XVI - June to November 1902". [Ward, Lock & Co
Lab technician at a steelworks in Sheffield, South Yorkshire, 1963. Laboratories were essential for checking the quality of the raw materials
Lab technician with a slide rule, Edgar Allens steel foundry, Sheffield, South Yorkshire, 1962. Before the invention of cheap electronic calculators, slide rules had to be used to work out formulae
Laboratory, Edgar Allen Steel foundry, Sheffield, South Yorkshire, 1962. Both raw materials and the finished products had to be tested to ensure the quality that Sheffield steel was known for
The electric furnace, 1890-1910. French advertising for Liebig Extract of Meat
Charles Herbert Best, Canadian physiologist, 1960. Bell (1899-1978) with an assistant (left) in the laboratory. Bell assisted Frederick Banting to isolate insulin (1921)
