Nocturnal Migration of Birds, by George H.
   Lowery����������������������� 37894
   � [Full title: A Quantitative Study of the Nocturnal Migration of
   Birds.]
   � [Full author: George H. Lowery.]
   � [Subtitle: Vol.3 No.2]
   � [Editor: E. Raymond Hall]
   � [Link: [1]http://www.gutenberg.org/3/7/8/9/37894 ]
   � [Files: 37894.txt; 37894-8.txt; 37894-h.htm]
   Thanks to Chris Curnow, Tom Cosmas, Joseph Cooper, The
   Internet Archive for some images and the Online Distributed
   Proofreading Team at [2]http://www.pgdp.net
   Many thanks
   Janet

References

   1. http://www.gutenberg.org/3/7/8/9/37894
   2. http://www.pgdp.net/