INTRODUCTION. VH 



the great auk, in this part, and a number of others to be published 

 in subsequent parts. Kev. F. C. R. Jourdain has sent ub a valuable 

 lot of egg measurements collected from eggs in the British Museum 

 and in other foreign collections. Mr. J. H. Fleming has carefully re- 

 vised and made valuable additions to the distributional part of the 

 work. Miss Marie H. Manseau rendered much valuable assistance 

 in the preliminary work of reading and indexing published matter 

 and in copying manuscript. 



The following American collectors have sent measurements of eggs 

 in their collections : G. A. Abbott, R. M. Barnes, J. L. Childs, W. L. 

 Dawson, C. S. Day, D. R. Dickey, C. E. Doe, J. H. Flanagan, F. S. 

 Hersey, A. B. Howell, A. M. Ingersoll, Lieut. G. R. Meyer, J. P. 

 Norris, jr., L. G. Peyton, J. H. Riley, R. P. Sharpies, J. E. Thayer, 

 and F. C. Willard. 



A great mass of nesting data has been contributed by practically 

 all of those in the foregoing list and the following : E. Arnold ; Egbert 

 Bagg; L. B. Bishop; B. S. Bowdish; J. H. Bowles; W. C. Bradbury; 



A. W. Brockway; D. E. Brown; F. L. Burns; E. A. Butler; V. 

 Burtch; J. P. Callender; H. W. Carriger; W. L. Chambers; D. A. 

 Cohen; F. M. Dille; H. F. Duprey; O. Durfee; E. R. Ford; N. A. 

 Francis; B. T. Gault; Geological Survey of Canada; I. C. Hall; 

 H. S. Hathaway; R. G. Hazard; L. M. Huey; H. K. Job; E. 

 M. Kenworthy; C. R. Keyes; J. and J. W. Mailliard; T. E. Mc- 

 Mullen ; Museum of History, Science, and Art, Los Angeles, Califor- 

 nia; A. H. Norton; T. D. Perry; P. B. Philipp; E. F. Pope; A. E. 

 Price ; A. G. Prill ; Provincial Museum, Victoria, British Columbia ; 

 J. B. Purdy; S. F. Rathbun; M. S. Ray; R. B. Rockwell; G. R. 

 Rossignol, jr.; D. I. Shepardson; W. E. Snyder; F. Stephens; C. F. 

 Stone; W. S. Strode; C. S. Thompson; A. O. Treganza; J. G. Tyler; 

 Universit}^ of California ; A. Walker ; E. R. Warren ; A. T. Wayne ; 



B. G. Willard; W. C. Wood; A. D. Dubois; I. E. Hess; A. R. 

 Hoare; A. W. Honywill, jr.; L. B. Potter; H. J. Rust; S. S. S. 

 Stansell; and J. Williams. 



Contributions of notes on habits or distribution have been received 

 from the following: F. H. Allen, R. M. Anderson, B. W. Arnold, 

 R. M. Barnes, W. S. Brooks, E. S. Cameron, Frank S. Daggett, 

 W. L. Dawson, Elizabeth Dickens, A. C. Dyke, C. W. G. Eifrig, 

 W. O. Emerson, J. D. Figgins, W. L. Finley, G. L. Fordyce, C. A. 

 Gianini, Jos. Grinnell, R. C. Harlow, W. F. Henninger, A. B. 

 Howell, L. M. Huey, Lyncls Jones, L. S. Kohler, H. Lacey, W. deW. 

 Miller, P. B. Peabody, C. H. Pease, E. F. Pope, R. B. Rockwell, A. A. 

 Saunders, Mary C. Schanck, F. A. Shaw, F. Stephens, Cecile Swale, 

 M. H. Swenk, P. A. Taverner, W. E. C. Todd, C. W. Townsend, M. B. 

 Townsend, J. G. Tyler, W. L. Underwood, E. R. Warren, and L. E. 

 Wyman. 



