Check out these instruments images:
Margaret V. Dunham, standing at bank of instruments

Image by Smithsonian Institution
Description: In 1943, when this photograph was taken, Women’s Army Corps Lt. Margaret V. Dunham was conducting research in the Chemical Warfare Service’s Medical Division at the Edgewood Arsenal in Maryland. A native of New York City, she had just completed degrees in chemistry and biology at Columbia University.
Creator/Photographer: Unidentified photographer
Medium: Black and white photographic print
Date: 1943
Persistent URL: http://photography.si.edu/SearchImage.aspx?id=5736
Repository: Smithsonian Institution Archives
Collection: Accession 90-105: Science Service Records, 1920s – 1970s – Science Service, now the Society for Science & the Public, was a news organization founded in 1921 to promote the dissemination of scientific and technical information. Although initially intended as a news service, Science Service produced an extensive array of news features, radio programs, motion pictures, phonograph records, and demonstration kits and it also engaged in various educational, translation, and research activities.
Accession number: SIA2008-1478
Our Daily Challenge: Writing Instrument~~Squared Circle: Crayons in the Crayola Shop

Image by Old Shoe Woman
Explore #234
We flew out of Kansas City, Missouri on Monday. After packing, JoeAnn worked on postcards to her business partners while Gail and I had some morning coffee and shopped for souvenirs in the Crown Center.
A hangszerkészítő mester / Master of the musical instrument

Image by napfalevel
A sorozat további képei:
jatszmakesjatekok.blogspot.com/2011/04/mit-er-az-embor-ha…

