Buteo borealis. L. Umbagog, Maine. Borealium Buteo borealis.. June 13-28 1873. Buteo bor Aug 24 1/2 1874 " born Sept. 12 1 1/2 mnt. 16 1/2 ad olot Buteo borealis Oct. 13 1 ad. 16 1/2 jun 1884 Buteo bor Sept 2 1/2 6 1/2 23 1/2 Sept. 1887. Sept. Buteo bor 5 1/2 Oct. 3 1/2 10 2 ad 1 1893 Buteo bor. Sept 7 1/2 22 1/2 26 1/2 Oct. 8 1/2 1889 60 Buteo bor. Sept. 23 1/2 ad Oct. 16 1/2 jun Lake Umbagog, Maine. 1890. Lake Umbagog, Me. Sept. & Oct. 1893. Buteo borealis Sept 2 1 ad Grafton, Me. Oct. 16 " " Lake Umbagog, Maine. Buteo borealis 1894 September 6 5 ad. newry. " 18 2 @ Rapid River October 1 1 in Leonard's Pond " 3 1/2 ad Newry. Sept. 6 An adult bird perched on motionless wings for several seconds without drifting, facing a strong N. W. wind, repeating this twice, I did not before know that any of our large Hawks except architectus could perform this feat. The Red Tail was one an open pasture in Newry. 1895. September 19 (?) (Distant Mission) This bird looked like an immature Red-Tail & failed to flight well on but it had the whole rump nearly pure white, " 24 Same bird at Bird Hill Pond. Dirty white rump very conspicuous. 37