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Scientific American: The Amateur Scientist
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Scientific American - The Amateur Scientist (Tinker's Guild)(2000).iso
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amsci01
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1949
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09
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1949-09-03.gif
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Graphics Interchange Format
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2000-09-11
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13KB
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701x435
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8-bit (110 colors)
Labels:
bannister
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cabinet
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door
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quadrangular prism
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road
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sky
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stairs
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windowpane
OCR:
ELLIPSOID 10' PARABOLOID p= 213/4 F/18 e.f.I.= 60' X3 180 213/4 EYEPIECE