W.J. Francis 1963. California Quail Aug. 28. McMillan Ranch, San Luis Obispo Co. 1630. Began observations at the blind at Marin Spring. 1640 8 + 8 imm. nearby group crossed hillside, followed by ad. pair + 2 imm. As this group came to water-hole, the spring appeared about 3/4 grown, 2 8 8 showing half-developed throat markings, mat 1 the other birds smaller, may have been a younger brood. 1648 all young left with one 8, the pair followed as one more 8 came to drink. 1651 ad. 8 + 1 imm. 9, nearly adult plumage. 1652 Quail scattered as cattle came to drink. 1730 Cattle finally left the spring area. 1737 More cattle to water-trough, ended observations. Totals this afternoon : 3 ad. 8 8 1 ad. 9 11 immatures, 3/4 grown (2 ages). Observations by Giger at the ranch house water-hole : (1640 - 1740). 8 ad. 8 8, with 40 8 imm., and 40 unaccompanied immatures. (Some 9 9 may have been overlooked as large immatures). 8 of the immatures were only 1/2 grown - late