Half-dollar. To authorize coinage of silver 50-cent pieces in commemoration of 150th anniversary of discovery of Hawaiian Islands, etc., report to accompany H. R. 81 [to authorize coinage of 50-cent pieces in commemoration of 150th anniversary of discovery of Hawaiian Islands by Captain James Cook, and for purpose of aiding in establishing a Captain James Cook memorial collection in archives of Hawaii]; submitted by Mr. Norbeck.