by Arthur Lyman Dean, Carey D. Miller, Charles Emanuel Martin, Chester Keeler Wentworth, David Livingston Crawford, Edwin Rogers Embree, Francis Raymond Fosberg, Frank T. Dillingham, Harley Leist Lutz, Harold Schjoth Palmer, Hawaii, James Raymond Murphy, John Shape Donaghho, Lawrence McCully Judd, Masamichi Rōyama, Merton Kirk Cameron, Monroe Emanuel Deutsch, Ralph Simpson Kuykendall, Royal Arnold Vitousek, Shaochang Li, Thomas Marshall Spaulding, William Henry George, Yongqing Yang, Robert R. Thompson

1923