Copies 



Director of Engineering Research, Standard Oil Co. of Indiana, 

 910 So. Michigan Ave. , Chicago 8o, 111. 



Director, Institute of Aeronautical Sciences, 2 East 6l+th St., 

 New York 21 , N.Y. 



Librarian, Carnegie Institute of Technology, Pittsburgh 13, Pa. 



Librarian, Case Institute of Technology, Cleveland 6, Ohio 



Librarian, Illinois Institute of Technology, 3300 Federal St., 

 Chicago 1 6, 111. 



Librarian, Rensselaer Polytechnic Institute, Troy, N.Y. 



Librarian, Franklin Institute, Parkway at 20th St., Philadelphia, 

 Pa. 



Director, Guggenheim Aeronautics Laboratory, Stanford University, 

 Cal. 



Librarian, Stanford University Libraries, Stanford University, Cal. 



Dean, School of Engineering, University of Maryland, College Park, 

 Md. 



Librarian, University of Pennsylvania, Philadelphia 4, Pa. 



Baldwin Southwark Division, Baldwin Locomotive Works, Philadelphia 

 k2, Pa. Attn: Mr. F.G. Tatnall 



Technical Library, Bell Telephone Laboratories, 463 West St., New 

 York 14, N.Y. 



Research Library, Caterplller Tractor Co., Peoria 8, 111. 



Research Laboratory Library, General Electric Co. , 1 River Road, 

 Schenectady 5, N.Y. 



Research Laboratory Division, General Motors Corp., Detroit 2, 



Mich. 



York Research Co., 63 Park Row, New York 7, N.Y. 



Chief, Science & Industry Dept. , Milwaukee Public Library, 

 Milwaukee, Wis. 



Librarian, Westinghouse Research Laboratories, East Pittsburgh, Pa. 



Librarian, Daniel Guggenlieim Aeronautical Laboratory, California 

 Inst, of Tech., Pasadena U, Cal. 



Director, Experimental Towing Tank, Stevens Institute of Techno- 

 logy, Hoboken, N.J. 



Dean, College of Engineering, Cornell University, Ithaca, N.Y. 



Librarian, College of Engineering, Cornell University, Ithaca, N.Y. 



Librarian, New York University, University Heights, New York 53, 

 N.Y. 



Engineering Librarian, University of Illinois, Urbana, 111. 



Chief, Division of Metallurgy, Pennsylvania State College, State 

 College, Pa. 



Director, Hydraulics Laboratory, Dept. of Civil Engineering, 

 Pennsylvania State College, State College, Pa. 



