C004/2835 Rights Managed
530 pixels on longest edge, watermarked
Uncompressed file size: 50.4MB
Downloadable file size: 2.3MB
Release details: Model release not available. Property release not required.
Keywords: 1900s, 1980s, 1981, 20th century, adult, agricultural, agricultural engineer, agriculture, agronomist, agronomy, american, analysing, barc, beltsville agricultural research center, biological, biologist, biology, black-and-white, caucasian, equipment, farming, fibre content, grain sample, historical, history, human, inventor, karl norris, laboratory, machine, machines, male, man, maryland, may, middle-aged, monochrome, near-infrared spectroscopy, north america, north american, people, person, portrait, research, researcher, sample, samples, scientist, spectroscopist, spectroscopy, surname n, technological, technology, testing, united states, us, usa
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