2. In cases of rape, when the fact of penetration is proved, it may be left to the jury whether emission did or did not take place. Proof of emission would perhaps be held to be evidence of penetration. Addis. R. 143; 2 So. Car. Const. R. 351; 2 Chitty, Crim. Law, 810; 1 Beck's Med. Jur. 140 1 Russ. C. & M. 560; 1 East, P. C. 437.