June. 1921. Boulder Creek - (Sand Hill) June 1 (cont.) Wren-tits, Vigoro Vireos, Brush- tits, Calif. Woodp., Ash-throated Flycatcher Spurred Towhee, Thrasher, Black-thr. Gray Warbler, Hutton Vireo, Calif. Jay. Warb- ling Vireo, Flycatcher, Grosbeak, Russet-b. Thrush, Purple Finch, Green B. Goldfinch, Olive-sided Flycatcher, Pine Siskin, Cabanis Woodp., Chipping sp., Cnail, W. Wood Pewee, Anna Hummingbird, Violet Green Swallow. Of these, the thrush, grosbeak, Olive-sides Fly were in the redwood region where it touched the foot of the cloudy hills. June 2. Two Red-tailed Hawks flew over about 3:30 p.m. - Calling loudly. June 3. Went out at 5:20 a.m. to take bird count on the Barker place. Cored west side of river. Warm. June 4. Heard W. Martin at 4:15 A.M. Olive- sided and W. Flycatcher already calling about once a second. Went to Barker Place at 4:45 A.M. - E. side of river to bare tree at top of hill. Took afternoon train to Ben Lomond. Had supper there and walked home. Saw Willow Woodp. and Audubon Green Heron.