High Street. On the bay I saw a few Larus heermanni, a few Larus delawarensis, and a good many Larus californicus. On a pile at the mole I saw one Larus occidentalis, an adult bird. San Francisco to Alameda mole, Cal. Conditions:- 5:15 to 5:35 P.M. Partly clear; cool; west wind. I saw a few Larus delawarensis, a few Larus heer- manni, and a good many Larus californicus. Near the mole about a dozen terns came by from the beach north of Oakland creek. My father reports seeing a flock of about 40 terns in San Leandro Bay this afternoon. I saw a good many large shore birds on the marsh near the roundhouse. Sep. 17, 1904. Alameda to San Francisco, Cal. Conditions:- 7:00 to 8:00 A.M. cool; overcast; good west wind Passer domesticus was in evidence as I went to the train. Along the marsh there were a few large shore birds. As we were going around the curve at the roundhouse, an Ardea herodias tried to cross ahead of the engine; but as it was going too fast, the bird turned back and gracefully alighted on a post in the water. I noted a bird on the water, probably an oolon. On the piles at the mole I saw a few Larus californ- icensis and two Larus occidentalis. On the trip across Larus californicus was abundant and Larus delaware- nensis common. A good many birds of both species fol-