176 



CARNEGIE INSTITUTION OF WASHINGTON. 



of these scientific institutions, who through lending apparatus, making 

 analyses, and providing data have effectually aided Dr. Vaughan in 

 conducting the most extensive and at the same time most intensive 

 study as yet achieved by any investigator upon a region of tropical 

 marine limestones. 



The following table gives the names of the sixteen investigators who 

 studied under the auspices of the Department during the year from 

 October 1913 to October 1914: 



