227 
! 
1875. ! 
Hirundo horroorum. 
Middlesex County, Mass. 
(Aug.24) 
This v^ith the other Svfallov/-s is still here in con 
siderable numbers. 
Sept. 9. 
Saw several. 
1876. 
Apr. 2G. 
One on Fresh Pond. 
Sept. 9. 
^ Two (C neord). 
1879. ‘ 
Apr. 26. 
1 
General arrival (Bolrnon'- ) . 
