Sitta canadensis. 
Lake Umbagog, New England. 
Nest /6—2 (2843), May 23, 1396, coll.Ita.Brewster. Fe¬ 
male started from hole. Eggs nearly hatched. Pine Point. Tried 
caustic potash on three of the eggs. Ruined two and spoiled the 
other. Nest in rotten balsam stub. Height 15 ft. Low swampy 
woods of balsam, spruce & arbor vitae, near shore Glaspy Cove. 
