Baker, Shirley 



1930* Progress report of investigations on fish screens and fish 

 ladders by U. S. Bureau of Fisheries. 



Ann. Meeting of the Internat. Pacif . Salmon Federation, 

 Mar. 28-29, 1930, Typewr., pp. 20-22. 



Baker, Shirley, and U. B. Gilroy 



1931 • Progress report for 1930 on the investigation of method 



and means of conserving fish life by means of proper fish 



screens and fish ladders. 



U. S. Bur. Fish., Typewr., S3 PP«* subm. Apr. 1$, 1931* 



Copy on file, Fish and Wildl. Serv. 



1932. Progress report for 1931 on the investigation of method 

 and means of conserving fish life by use of proper fish 

 screens and fish ladders. 

 U. 3. Bur. Fish., Typewr., 28 pp., subm. Jan. 1, 1932. 



Copy on file, Fish and riildl. Serv. 



1933* Progress report for 1932 on the investigation of methods 

 and means of conserving fish life by use of proper fish 

 screens and fish ladders. 

 'J. S. Bur. Fish., Typewr., 12 pp., subm. Mar. l£, 1933* 



Copy on file, Fish and Wildl. Serv. 



Barnett, G. 



1936. A vacuum tube crest voltmeter. 



U. S. Bur. Fish., Typewr., 23 pp. 



Copy on file, Fish and Wildl. Serv. 



Gilroy, U. B. 



1929. (Electric fish screens.) 



Proc. of Meeting of Exec. Comrn. of Internat. Pacif. Salmon 

 Invest. Federation, Vancouver, B. C, Apr. $, 1929* Typewr., 

 pp. 88-9U. 



Hatton, S. R., and G. H. Clark 



19Ul» Tests on the electric fish screen at Lake Yosemite. 



U. S. Dept. Int., Fish and Wildl. Serv., Typewr., 3 PP« 



U8 



