Displaying results 161-170 of 442 matches.
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| Author: |
Hopkins, David M and Others |
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| Title: |
PERMAFROST AND GROUND WATER IN ALASKA Professional Paper No. 264-F
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| Description: |
Published by: Department Of Interior, Washington D. C, 1955 Binding: Softcover Notes: Gray wraps, illustrated with tables and B/W photographs, pages are very lightly foxed, owner name ffep, wraps are soiled and lightly chipped and creased, stain ffep and owner name. ; 4to; Unpaginated pages G/NONE Keywords:
Hard Sciences, Nature
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| Item No: |
8278 |
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| Price: |
$12.50 |
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| Ask a question View other books by Hopkins, David M and Others |
| Author: |
Geikie, James |
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| Title: |
STRUCTURAL AND FIELD GEOLOGY For Students of Pure and Applied Sceince
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| Description: |
Published by: Oliver & Boyd, England, 1912 Binding: Hardcover Notes: Illustrated with 160 in text drawings and 69 B/W plates, red cloth boards with gilt lettering, brown end pages, boards are lightly rubbed and bumped, spine is cocked, gutter, light penciled cribbing on some pages. ; 8vo; 452 pages G+/NONE Keywords:
Hard Sciences
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| Item No: |
8507 |
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| Price: |
$35.00 |
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| Ask a question View other books by Geikie, James |
| Author: |
Harry F. Olson & Frank Massa |
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| Title: |
APPLIED ACOUSTICS
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| Description: |
Published by: Blakiston's Son & Co, Philadelphia, 1934 Binding: Hardcover; First Printing Notes: 228 figures, sound and tight binding, bumped fore-edge of boards, minor rubbing top and bottom of spine with pencil signature of owner Olindo Ceccarini (photographer and early sound scientist who helped develop the technology to put sound in movies) well known classic in this field [Historical Note: In 1931, Harry F. Olson, along with Frank Massa, successfully developed the first commercial ribbon microphone based on Schottky & Halske's patent filed eight years earlier on ribbon loudspeaker and microphone theory. They received a US patent for the first cardioid ribbon microphone using a field coil instead of a permanent magnet. Because of this Olson is usually credited as the inventor of ribbon microphones, even though this is historically incorrect. ] Harry F. Olson, Ph. D. Is recognized as a pioneer and leading authority in acoustics and electronic sound recording. Olson held over 100 U. S. Patents on devices and systems in the acoustical field and was the author of more than 130 articles and professional papers. His books, Acoustical Engineering and Dynamical Analogies, have long been standard reference texts around the world. Several of his inventions are in the collection of the Smithsonian Institution. He was elected to the National Academy of Sciences in 1959. Olson earned bachelor’s and doctorate degrees from the University of Iowa; 8vo; 430 pages VG/NONE Keywords:
Hard Science
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| Item No: |
8570 |
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| Price: |
$250.00 |
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| Ask a question View other books by Harry F. Olson & Frank Massa |
| Author: |
Harry F. Olson & Frank Massa |
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| Title: |
APPLIED ACOUSTICS
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| Description: |
Published by: Blakiston's Son & Co, Philadelphia, 1934 Binding: Hardcover; First Printing Notes: 228 figures, sound and tight binding, bumped fore-edge of boards, minor rubbing top and bottom of spine, owner signature in green ink half title dated 1935, well known classic in this field [Historical Note: In 1931, Harry F. Olson, along with Frank Massa, successfully developed the first commercial ribbon microphone based on Schottky & Halske's patent filed eight years earlier on ribbon loudspeaker and microphone theory. They received a US patent for the first cardioid ribbon microphone using a field coil instead of a permanent magnet. Because of this Olson is usually credited as the inventor of ribbon microphones, even though this is historically incorrect. ] Harry F. Olson, Ph. D. Is recognized as a pioneer and leading authority in acoustics and electronic sound recording. Olson held over 100 U. S. Patents on devices and systems in the acoustical field and was the author of more than 130 articles and professional papers. His books, Acoustical Engineering and Dynamical Analogies, have long been standard reference texts around the world. Several of his inventions are in the collection of the Smithsonian Institution. He was elected to the National Academy of Sciences in 1959. Olson earned bachelor’s and doctorate degrees from the University of Iowa; 8vo; 430 pages VG/NONE Keywords:
Technology, Hard Science
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| Item No: |
8596 |
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| Price: |
$225.00 |
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| Ask a question View other books by Harry F. Olson & Frank Massa |
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