40 



Tables 1 4 {continued) AND 1 5. 



CIRCULAR FUNCTIONS AND FACTORIALS. 



TABLE 14 {continued). — Circular (Trigonometric) Functions. 



90°= 1.570 7963 radians. 



TABLE 15. — Logarithmic Factorials. 



Logarithms of the products 1.2.3 '^ '' from i to 100. 



See Table 17 for Factorials i to 20. 

 See Table 31 for log. r (« + 0? values of n between i and 2. 



Smithsonian Tables. 



