This pitch pipe was made by M. Hohner in Germany, undetermined date estimated circa 1940-50’s It a P4 Vocal, Old Style model, with 10 single holes and 10 reeds. This pitch pipe has a red-brown stained wooden comb with a metal cover plates attached with screws. pitch pipe: 11/16 in x 3 3/8 in x 1 1/4 in; 1.74625 cm x 8.5725 cm x 3.175 cm Excellent condition!