Frank Harbert and Fred Zwickel at Mill Creek Watershed, March 1949.

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Size: 1908px × 1310px
Photo credit: © PF Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1949., archives, book, bygone, creek, field, fieldbookproject, frank, fred, harbert, historic, history, institution, march, mill, project, smithsonian, smithsonianinstitutionarchives, vintage, watershed, zwickel