K Dixon 1950 Journal 20. May 8. Strawberry Canyon, Alameda Co., Calif. In canyon 8:05 AM-8:40; 7:45-12:15; 1:30-2:00 See spec. acc't Paus inornatae, Passeina amoena, Vireo olivaceus. Cedar Waxwings numerous in oaks in vicinity of Bot. Garden Black-throated Gray Warbler & foraging in oaks W Poetry lab cell not trip given In canyon 8:00-8:40-impressed with extremely late singing of Black-headed Grosbeak even after activity of Swainson Thrushes had diminished. May 9. Sunny, calm. I was in canyon briefly at 7:45, returning 9:15-9:45, 10:30-11:10. See specia acc't Paus inornatae Pipilo fuscescens, Acolbortyx Cedar Waxwings present in some numbers. Returned to set traps 7:45-8:35. Noted Horned Owl in small oak SW Botanic Garden-nore seen in vicinity of Poetry lab this year. May 10. In canyon at 7:50 AM. Sunny, calm. Details given under Paus inornatae. Cedar Waxwings have departed for most part-flock of 18 SO of creek at 9:00 AM. Solitary Vireo singing in oaks of draw W lab at 10:30 Red-breasted Nuthatch in oak-lower upper part of draw Nob at 10:45 Olive-sided Flycatcher in oaks inside Garden at 10:00 Yellow Warbler seemed more numerous than previously singing in the oaks. Green-backed Goldfinch in oaks away from stream but much less common than American