[China. Mah Jong] Three early 20th century Mah Jong sets

(1) Chad Valley Mah Jong set, 1923. Orig. English blue checkered 5-drawer box (22.6 x 15.3 x 9.2 cm) w. fixed lid, box incl. a unique postcard offering a free lesson. English tiles (2.1 x 3.2 x 1.4 cm) of wood printed in 3 col. The counters are col. discs of bone. The dice (2) are made of bone. The wind discs (4) are made from cardboard covered w. printed paper. The instruction manual is printed by/for Chad Valley, 1st ed., May 1923.

(2) A 1923 Mah Jong playing card set. In orig. cardboard box w. cards, wooden racks, and bone counters, dice, and wind disks, w. instruction manual. (3) A US ed. of Mah Jong. Chang Chia. The Leading Chinese Game. Boston, Pinkney Merchandise, early 20th cent. In orig. cardboard box w. cardboard tiles and wind disks, wooden counters, bone dice (2), and orig. instruction manual. (total 3)