Pro^ne subis . 
HLake Umbagog. toine. 
109 ? 
At 3 P.M. I started for Upton sailing across the Lake, 
jAug. 14. and up river to the mill as usual. I found the flock of Pur¬ 
ple Martins by the Lake House landing increased to fifteen 
birds about one third of whom were old males. They kept a- 
lighting on and flying from the tall dead pine by the shore 
acting very like the Swallows at Lakeside. With them were 
20 or 30 White-bellies and a few Barn, Eave, and Bank Swallows 
The Martins occasionally gave the spring warbling notes. Just 
before sunset the y/hole flock of tort ins and Swallows began 
circling over the river flying down and striking the water 
in quick succession. 
Aug. 17-23. The Purple Martins do not associate with the other Swal¬ 
lows here excepting incidentally when they are seeking food 
in the same places as over the Lake or meadows. I have not 
seen a single Martin near Lakeside this month, but at the 
Lake House, up to the I6th, there were always from three or 
four to a dozen flying about and alighting on the tops of some 
dead trees. A number of White-bellied Swalloy/s sometimes ac- 
companied them but the Martins evidently resented their ap¬ 
proaches and frequently assaulted and drove them away. Since 
the I6th I have seen but one tortin (on the 20th) near the 
Lake House, but at Leonard's Pond on the 21st I observed three 
broods of young apparently just from the nest perched on tall 
