March 2013 Mystery Tool A
Semi-automatic drill drift. Photo submitted by B.C. Farm Machinery and Agricultural Museum Assn., Fort Langley, British Columbia, Canada.
March 2013 Mystery Tool B
Unidentified. Might be the frame for the spinner head on a flax spinning wheel. Photo submitted by Joe Gelormini.
March 2013 Mystery Tool C
Cutter end from a feed cutter; the part remaining after wood parts deteriorated or burned (portions of two knives from the cylinder-type cutter are visible in this photo). See a similar cutter cylinder in patent 234,183. Photo submitted by James Mazzocco, Portland, Ore.
March 2013 Mystery Tool D
Dough forming machine. See patent 1,424,806. Photo submitted by Rick Stone, Gray Summit, Mo.
March 2013 Mystery Tool E
Unidentified. Photo submitted by Fran and Barb Jones, Wilmington, Ohio.