ON THE BREEDING-HABITS OF THE GLAUCOUS GULL AS OBSERVED ON BEAR ISLAND AND IN THE SPITSBERGEN ARCHIPELAGO 01 January 1923 Comments ... Read More
Observations on birds singing in their winter quarters and on migration 01 May 1918 Comments ... Read More
Evidence for the breeding of the Green Sandpiper in Westmorland in 1917 01 May 1918 Comments ... Read More