HUMANE TREATMENT OF ANIMALS USED IN RESEARCH 161 
TABLE 5 - TECHNICIAN TRAINING PROGRAMS 
Type of Program 
Number of Institutions 
Formal classroom 
4 
Informal 
38 
On the job training 
20 
Program not described 
18 
None 
15 
TABLE 6 - DATES OF ORIGINAL ANIMAL FACILITY CONSTRUCTION 
1879 - 1900 
4.4 7= 
1901 - 1910 
1.87= 
1911 - 1920 
6.1% 
1921 - 1930 
13.27= 
1931 - 1940 
10.57= 
1941 - 1950 
15.87= 
1951 - 1961 
48.27= 
- 34 ' 
