85 



Wright Field, Dayton, Ohio and for construction and installation 

 of technical buildings. (Public Law 150; 45 Stat. 299) 



April 30, 1928: Amendment to patent laws permitting issuing of 

 patents to Government employees without fee when the inven- 

 tion is certified to be in the public interest: Inventions so patent- 

 ed must be made available for Government manufacture or use 

 without payment of royalty. (Public Law 325; 45 Stat. 467) 



May 22, 1928: Further amendment to Morrill Act of 1862 to author- 

 ize additional appropriations for cooperative extension work in 

 agriculture and home economics. (Public Law 475; 45 Stat. 711) 



January 19, 1929: The Narcotics Control Act provided for construc- 

 tion of two hospitals for the care and treatment of drug addicts, 

 and authorized creation of a Narcotics Division in the Office of 

 the Surgeon General of the Public Health Service. (Public Law 

 70-672; 45 Stat. L. 1085) 



February 23, 1929: Benefits of the Hatch Act and the Smith-Lever 

 Act relating to cooperative extension work between agricultural 

 colleges were extended to the Territory of Alaska. (Public Law 

 797; 45 Stat. 1256) 



March 2, 1929: Membership of the National Advisory Committee 

 for Aeronautics increased from 12 to 25 members by act of Con- 

 gress. (Public Law 908; 45 Stat. 1451) 



April 9, 1930: The act provided for detail of Public Health Officers 

 or employees to other departments or agencies to cooperate in 

 public health activities. The act also changed the name of the ad- 

 visory board for the Hygienic Laboratory to the National Adviso- 

 ry Council. (Public Law 106; 46 Stat. 150) 



May 14, 1930: An act to authorize the establishment of a national 

 hydraulic laboratory in the Bureau of Standards. (Public Law 

 219; 46 Stat. 327) 



May 23, 1930: An act to provide for plant patents. (Public Law 245; 

 46 Stat. 376) 



May 26, 1930: The Randsell Act reorganized, expanded, and redes- 

 ignated the Hygienic Laboratory as the National Institutes of 

 Health. The act authorized $750,000 for the construction of two 

 buildings for NIH and authorized the establishment of a system 

 of fellowships. (Public Law 71-251; 46 Stat. L. 379) 



June 11, 1930: An act to provide for the modernization of the U.S. 

 Naval Observatory at Washington, D.C. (Public Law 343; 46 Stat. 

 556) 



June 14, 1930: A law authorized creation of a separate Bureau of 

 Narcotics in the Treasury Department to control trading in and 

 use of narcotic drugs for therapeutic purposes. Also, the legisla- 

 tion changed the name of the Narcotics Division of the Public 

 Health Service to the Division of Mental Hygiene, and gave the 

 Surgeon General authority to investigate the causes, treatment, 

 and prevention of mental and nervous diseases. (Public Law 71- 

 357; 46 Stat. L. 585) 



Feburary 20, 1931: An act to authorize the Secretary of Commerce 

 to purchase land and to construct buildings and facilities for 

 radio research investigations. (Public Law 700; 46 Stat. 1196) 



March 4, 1931: The Director of the Census was directed to collect 

 and publish crime statistics. (Public Law 837; 46 Stat. 1517) 



