vol. xxvn 



1909 J 



Felger, Colorado Water Birds. 



275 



sive days on each trip; and upon one occasion the writer rented a 



house at Barr and took his family there, to be constantly in the 



field. 



Pf Aside from this field work along the Barr Lake Chain, I have, 



during the past twelve years, including the year 1906, taken many 



WO ^HADING. = UMBER £000 TT 



MAP OF ALTITUDES. coawss ^hadiug = $000 -£000 



IMttE ShAHZU.0. ■= G,00 -7,o 00 " 



trips down the Platte River and to other lakes within this area, col- 

 lecting and taking notes for the list which is now submitted. 



Tn order to give to my readers, especially to those students of 

 ornithology living in proximity to this chain, an idea of the outlines 

 and sizes of these lakes, together with the character of their borders. 



