172
Petersborough, New Hampshire.
1898.
July 5 to                   
Aug. 15.
(No. 20)
  Progne subis. - Two or three seen flying over the village 
July 25th & 28th. Also heard calling at
Ben Mere farm August 1st.
  Petrocherlidon lunifrons - From one or two to five or six were 
seen almost daily on Ben Mere farm from July 15
to 31. Early in August some good-sized flocks 
appeared there associating with the Barn Swallows
& perching on telegraph wires (August 1[20 circled], 2[40 circled],
3[20 circled, 12 heard).
  Tachycineta bicolor- Two perching on the roof of the barn
at Ben Mere farm July 22. The species doubtless
birds in the shrubs about Long Pond (E. Jaffrey)
for a dozen or more were seen there July 5.
  Chelidon erythrogaster. - Abundant. Nearly every suitable barn
having its colony of breeding birds. There were
eight nests in the barn & one under a shrub, on
Ben Mere farm. On Aug. 5th three of the broods
had flown, on the 11th only one brood remained
in the nest. Flocking began July 20, old & young
birds collecting in long lines on telegraph wires. 
(July 20[20 encircled] 21[30 encircled] 24[30 encircled] 28[20 encircled] 29[30 encircled] 30[40 encircled. Aug 1 [20encircled], 
2[24 encircled], 3[15 encircled] 6[20 encircled] 7[30 encircled] 8[10 encircled]). The song twitter was
heard constantly through July & up to Aug 15th.
  Clivicola riparia - Five or six fresh-looking nesting holes
six on sandbank near the village but no
birds nest within. Dean saw a few at Jaffery.