Baika 1957 Melospiza melodia 27. 2 May 57 S of Naval Research, Nest U R-1 2.2 gm. down dry. R-3 2.0 gm. -down matted on head L-3 2.0 gm. down dry Found this nest had 3 young + less, possibly pipped Weighed them at 2000 hrs. Too dark to make other observations. Balance very un-level, weights maybe a couple tenths of a gram off. E Mei's Fac. Club, Nest U R-1 Collected this bird (see previous page.) Wt. 16.2 gm. 8th Prim. 21.5mm. All wing feathers out, coverts almost covering primary sheaths, more nearly so on right wing than left. Very slight central apteria. Most crown feathers out, light stripe shows well, Tail feathers all out, tail 9 mm. Catalog no. 188. 3 May 1957 S of Naval Research, Nest U 0645 R-3 2.0 gm. Head area slightly darker. Very thick; dark, down. L-3 2.0+ gm. Down light sparse, R-1 2.2 gm. Down thick, dark. Still 1 unpipped egg & E of Mei's Fac Club, Nest U 0700 L-1 14.0 gm. 8th Prim. 16 mm. Very little change from last night. More upper back feathers out. Rt. Prim. 3,5,6,7, left prim. 2-7 are out, Rt. g.p.c. 2,7,8, left g.p.c. are out. Few head feathers out.