THE OOLOGI8T 



197 



NEST AND EGGS OF RUBY-THROATED HUMMINGBIRD 

 (Archilus colubris) NaturaJ Size 



One of two nests from the collection of J. Warren Jacobs, selected 

 to represent the species in his exhibit of Eggs of Native Pennsyl- 

 vania Birds at the World's Fair (Louisiana Purchase Exposition), 

 St. Louis. Mo., 1904. 



This set was collected in southern Greene County, Pa., June 7, 

 1900. 



