REPORT OF THE SECRETARY XI 



Depabtment of Biology — Continued. 



Divisian of Plants {National Herbarium) : W. R. Maxon, curator; Ells- 

 worth P. Killlp, associate curator ; Emery C. Leonard, assistant curator ; 

 Conrad V. Morton, assistant curator ; Egbert H. Walker, aid ; John A. 

 Stevenson, custodian of C. G. Lloyd mycological collection. 

 Section of Grasses ; Agnes Chase, custodian. 



Section of Cryptogamic Collections; O. F. Cook, assistant curator. 

 Section of Higher Algae : W. T. Swingle, custodian. 

 Section of Lower Fungi : D. G. Fairchild, custodian. 

 Section of Diatoms : Paul S. Conger, custodian. 

 Associates in Zoology: C. Hart Merriam, Mary J. Rathbun, Theodore S. 



Palmer, William B. Marshall, A. G. Boving. 

 Associate curator in Zoology : Hugh M, Smith. 

 Associate in Marine Sediments : T. Wayland Vaughan. 

 Collaborator in Zoology : Robert Sterling Clark. 

 Collaborators in Biology : A. K. Fisher, David C. Graham. 

 Depabtment of Geology : 



R. S. Bassler, head curator ; Jessie G. Beach, aid. 

 Division of Physical and Chemical Geology (systematic and applied) : W. F. 

 Foshag, curator; Edward P. Henderson, assistant curator; Bertel O. 

 Reberholt, senior scientific aid. 

 Division of Mineralogy and Petrology: W. F. Foshag, curator; Frank L. 



Hess, custodian of rare metals and rare earths. 



Division of Stratigrapliic Paleontology : Charles B. Resser, curator ; Gustav 



A. Cooper, assistant curator; Marion F. Willoughby, senior scientific aid. 



Section of Invertebrate Paleontology: T. W. Stanton, custodian of 



Mesozoic collection ; Paul Bartsch, curator of Cenozoic collection. 



Division of Vertebrate Paleontology : Charles W. Gilmore, curator; C. Lewis 



Gazin, assistant curator ; Norman H. Boss, chief preparator. 

 Associates in Mineralogy : W. T. Schaller, S. H. Perry. 

 Associate in Paleontology : E. O. Ulrich. 

 Associate in Petrology: Whitman Cross. 

 Department of Engineeeing and Industries : 

 Carl W. Mitman, head curator. 

 Division of Engineering: Frank A. Taylor, curator. 



Section of Transportation and Civil Engineering: Frank A. Taylor, 



in charge. 

 Section of Aeronautics : Paul E. Garber, assistant curator. 

 Section of Mechanical Engineering: Frank A. Taylor, in charge. 

 Section of Electrical Engineering and Communications: Frank A. 



Taylor, in charge. 

 Section of Mining and Metallurgical Engineering: Carl W. Mitman, in 



charge. 

 Section of Physical Sciences and Measurement: Frank A. Taylor, in 



charge. 

 Section of Tools : Frank A. Taylor, in charge. 

 Division of Crafts and Industries: Frederick L. Lewton, curator ; Eliza- 

 beth W. Rosson, senior scientific aid. 

 Section of Textiles : Frederick L. Lewton, in charge. 

 Section of Woods and Wood Technology : William N. Watkins, assistant 



curator. 

 Section of Chemical Industries: Wallace E. Duncan, assistant curator. 

 Section of Agricultural Industries : Frederick L. Lewton, in charge. 



