Dendroica Blackburnia 1897. Lake Umbagog. may 12^4 13^4 35 14^{12} 25 17^2 18^2 20^3 near Lakeside 21^6 22^4 (5:30) 24^3 25^2 29^3 30^2 " Great Island " Outlet. 28^3 30^4 31^5 June 2. m. 2m. moss 2^2 4^4 c 9' Rock " 10^1 11^3 12^3 14^4 1903. June 6^1 black spruce in Bethel, Lacum Swamp " 12^2 13^3 Lake shores Lakeside to Upton " 14^2 Cambridge River Although my field observations about Lake Umbagog were very & insufficient this season they seem to convince me that the Blackburn Warbler was much less numerous than then formerly if not actually a rather uncommon bird.