The Walter Scott Publishing Co, London and Felling-on-Tyne, 1906. Cloth. Book Condition: Good +. No Jacket. 8vo - over 7¾ - 9¾ tall. Red cloth is somewhat soiled and has gilt titles on front and darkened spine. Black e/p's. There appears to be a page missing inside e/p as book opens to title page. Contents otherwise tight and intact. There is some foxing and page edges are browned. 182pp. A somewhat disturbing look at degenerates and deteriorants and whether they should be sterilised.