found: Sudoku for kids, c2006:instruction sheet (Pressman Toy Corporation; Pressman)
found: Pressman Toy WWW site, Feb. 21, 2008contact us (Pressman Toy Corporation; 121 New England Ave., Piscataway, NJ 08854) about us (founded by Jack Pressman as J. Pressman & Company in 1922; changed to current name ca. 1947)
found: OCLC, Feb. 21, 2008(hdg.: Pressman Toy Corporation; Pressman; Pressman (Firm); Pressman Corporation; usage: Pressman Toy Corporation; Pressman; Pressman Corp.; Pressman Toy; Pressman Toy Corp.; Pressman Toy Corp., Inc.)