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Report of the Commissioner of Patents for the year .. (1849)
United States. Patent Office · Washington : Office of Printers to House of Reps. · leaf 603
Plate 6 3 Cladospnriuni Herbarinn magnified lri£hlv r … ^ ' vS Fi g. 10 . Qicidiura of the Berl .United States. Patent Office · Patents · Agriculture
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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