This disentanglement puzzle consists of two entangled bent nails that are to be separated.
A solution to the puzzle is given in a 1920 A.C. Gilbert publication cited below. Slocum and Botermans discuss the history of the puzzle.
Compare MA.335296, MA.335928, and one of the puzzles in MA.335288.
A.C. Gilbert Company, Book of Instructions for Use with Gilbert Puzzle Parties. . . ., New Haven: A.C. Gilbert Company, 1920, p. 6. A copy of this booklet is online at gamearchives.org, accessed July 26, 2017.
Jerry Slocum and Jack Botermans, Puzzles Old & New: How to Make and Solve Them, Seattle: University of Washington Press, 1986, esp. p. 97.
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