was repeated three different times at intervals, and probably a good picture or two taken. Both parents were secured and afterward the tree was cut down and a section about 16 in. long cut off, with the nest in place, and taken as a specimen. Chase Littlejohn. -23- 44 Larus glaucescens. Glaucous-winged Gull. 23/2 July 14-1907 Small island E. side Glacier Bay, Alaska. Nest was situated on the top of a small island, in the moss, among stunted willows and other small growing trees. It was simply a cavity in the surrounding moss, and was lined with the same, brought from elsewhere. The parents were screaming just overhead while the nest was being despoiled. Incubatin. Fresh. C. Littlejohn. -24-25-26-27-28- 44 Larus glaucescens. Glaucous-winged Gull. 24/2-25/2-26/2-27/2-28/2-July 16-1907 - Small island on east side of Glacier Bay, Alaska. Nests were placed on summit of island among small willows and brush, and were a slight depression in the moss covered earth, lined with moss and lichens, and raised a couple of inches above the surroundings. Set 24. Fresh. 25 Fresh