Scientific American April 28,1855
(Item: SAMER1)
SCIENTIFIC AMERICAN, The Advocate Of Industry, And Jourmal Of Scientific, Mechanical, and Other Improvements. Volume X, New York April 28, 1855, Number 33. Featuring Articles and Engravings on, Spear's Patent Miter Box, Page 257, Robinson's Hand Cultivator, Page 257, Barnhart's Hand Corn Planter, Fig.1,2,3, Page 260, Bartholomew's Patent Valve, Fig.1, Page 262.
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