71609651
Feb 5, 1951
Apr 7, 1953
INLAY PUZZLES OF AT LEAST SEMI-RIGID FLAT MATERIAL OF UNIFORM THICKNESS, DIE-CUT TO DEFINE CHARACTERS, ACTIVE AND INERT OBJECTS, AND/OR ANIMALS, THE BACKBOARD OF WHICH HAS A RECESS DEFINING THE OUTLINE OF THE SUBJECT MATTER OF THE PUZZLE AND SERVING AS A CONTAINER FOR THE PIECES OF THE PUZZLE WHEN THEY ARE ASSEMBLED
Cordage and Fibers