Warbling Vireo, Lutescent Warbler, Black-throated Gray Warbler and Audubon Warblers at Boulder Creek; Paleolated Warbler Carnnel, Yellow Warbler Sangre de Cristal, Red-winged Blackbird, Meadowlark, Brewer Blackbird, W. Tanager Boulder, Cal-Purpule Finch, Linnets (flocks), Willows Goldfinch Carmel; Greenbacked Goldfinch, Pine Siskin and Spotted Towhee, Boulder; Brown Towhee Carnnel; Bryant Marsh Sparrow near Moss Landing; St. Prince junco, Mettall Sparrow Carnnel; Black headed Grosbeats Boulder, S.C. Song &p.Boulder +Carnnel. 62 Species. Apr. 28. Cold, high fog. Robin in garden. Apr. 29. Warm. Had lunch in garden. Heard Russelt-backed Thrush whistle - first time this year. Robins gathering worms among leaves on path and carrying them to birds at mouth of canyon. Tame Jay came very close to me. Purple finches and Black-headed Grosbeats singing most of the time. Apr. 30. Warm. Robins hunting most industriously for worms. Purple finch in bee on Stockade Lane sings a continuous song which begins with the typical warble and continues with canary like notes - the whole song at least four times as long as the typical song. May 1. Beginners class went to Claremont Hotel grounds where birds were very abundant. The first bird heard was the Cassin Vireo, singing - many present. Grosbeats, Yellow, Bil & Lute Warblers. Olive-sided Flycatcher, Anna's Allen Hummer, Several Russelt backed Thrushes, Robins abundant. Titmouse nesting in iron pipe used for derilich in old stable. No winter visitants or migrants. Warm - May 2. Advanced class went to Mt. Diablo Country Club - a perfect day. Birds very abundant - Saw a flock of Siskins feeding in oak trees, and 2 Idemint Warblers, several Mettall Woodpeckers and a Slender-billed Mettroch. Not aware of Rd. Through there. Blue oriole. Near Alameda.