Ericsson 1934. Corvus corax sinuatus Tingis Altas, 1150ft., Yuma Co., Ariz. Jan. 12, 1934. One heard calling from top of range, not seen. Same. Jan. 13, 1934 5:00p.m. One flew over top of range going NE. a red-tailed hawk circling in same region. Tingis Altas. Jan. 14, 1934 4:00p.m. one heard calling lower than other times, spotted as it flew off from NE facing slope about 1/3 of way up cleft; flew directly south until out of sight. Tingis Altas Jan. 17, 1934 3:30p.m. Single individual seen at top of mountains above tanks; circled for several minutes, then perched on rocks at top; called, circled again, perched, then circled and disappeared. Tule Tank, 1250 ft. Yuma Co., Ariz. Jan. 20, 1934 3:00p.m. One heard calling over second ridge east of tank; was not located; possibly was merely flying over, from calls was going north. Bates Well, Pima Co., Ariz. or gliding Jan. 23, 1934. 12:00, about. One seen soaring very high up, was going toward SE; three Harris Hawks, lower. Raven called twice when directly over head. Bates Well. Jan. 28, 1934 3100. One heard calling high overhead. 1 mi. east of Pofago Well Feb. 4, 1934 Pair seen flying over small granite hill.