Zonotrichia l. nuttalli 69 Barrow Lane, Nest M 0635 R-1 4, 8 gm. Primary coverts show. Upper central tract shows spots, as does leading edge wing. R-3 3.0+ gm. Leading edge beginning to show dark spots. A few spots on thigh starting to show, a few on flank. Head, back & wings show well. Inside Edwards Field a bird on tennis court fence. Later one singing from above zero boxes. Saw a coyulation in W bearhos. No nest found. Barcroft dlog 9th. Field, West O 3 eggs incubating at 0825. Barcroft Center Sec., Extreme lower part. a bird singing box, area of nests D+J. He sings from poplars inside 9th. Field. at upper end of second panel, a & (?) disturbed. In untrimmed Cotswarts here found nest with 4 eggs. Call this nest P. Barrow Lane, Nest M 1910 R-1 6.3 gm. Outer 4 primaris nearly through. All reniges about to come forth, all tracts except tails and show well, altho all are not dark - esp. post. central, + most of the flank. Not all parts of head tract show, chin doesn't show anything. R-3 3.6 gm. Primaries show as hubs, and spots on first (outer) form thigh, flank & leading edge wing all show dark spots. No dark on central tract.