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Reed, Edwin Thomas, 1872-1948 21
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Lindsay, Ernest 19
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Henderson, Robert W. (Robert Wesley), 1914-2006 17
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Selis, Audrey 16
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Trask, Sydney 16
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Beaver Engraving Company 15
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Columbia Commercial Studio (Portland, Or.) 13
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Gilkey, Richard William, 1930- 13
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Walker, Alex 13
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Elite Studio 12
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Gifford Studio 12
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Kiser Photo Co. (Portland, Or.) 12
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The Daily Barometer 12
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Finley, William L. (William Lovell), 1876-1953 11
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Norr, Roy 11
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OSC News Bureau Photo 11
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Oregon. State Highway Department 11
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Bohlman, Herman 10
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Graham & Wells 9
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Griffith, George E. 9