U.S. Circuit Court for the District of Massachusetts May 30, 1874 (Hill v. Houghton)

LOWELL, District Judge.

The reissued patent of the complainant, is for a new and useful spelling block, and the nature of the invention, is declared in the specification, to consist, first, in placing different letters of the alphabet upon two or more sides of cubical or six-sided blocks, so that, by combining the blocks, words, in which the same letters occur more than once, may be readily