11. Rough Winged Swallow Date June 11, '28 Set M. 53/2 Rou. No 6/4 Loc. El Monte L.A. Calif. Incb commenced Coll by Elden D Milly birds collected Nest in sand bank perpendicular Rem part only 3ft but soft later. In hole dug by bird but partly blocked off at entrance size of hole about 2" - in diameter 2 back nest in it enlarged space in rear abt and composed of grass leaves and rootlets set were poorly incubated Bird flushed often being dug out and eggs to but not collected.