No. 1.] ORIGIN OF HUMAN MONSTERS. 285 
most of the spinal cord have been destroyed; at one point the 
cord ramifies through the embryo. In the middle of the em- 
bryo the aortae and ccelom are sharply defined, but elsewhere 
the tissues are entirely obscured by numerous round cells. The 
epidermis is intact. 
No. 293. 
Embryo;.C. Re, 194mm. 
Dr. Lamb, Washington. 
Dr. Lamb writes: “Yesterday I sent you an embryo 
aborted at the third or fourth month of pregnancy. I trust 
that it may be of interest to you. It is from Dr. Munson, of 
this city. 
Fic. 293a.—A photograph of the embryo. X 4 times. 
“T send it more particularly, however, to get some informa- 
tion. I myself cut it out of the ovum, so that I know that its 
