Preliminary report on the Echini collected in 1906, from May to December among the Aleutian Islands, in Bering Sea, and along the coasts of Kamtchatka, Sakhalin, Korea, and Japan by the U.S. fish commission steamer 'Albatross' in charge of lieut. commander L. M. Garrett, U.S.N., commanding - Agassiz, Alexander 1835-1910; Clark, Hubert Lyman 1870-1947 (Museum, 1907)