New York: J. H. Vail, 1887.
xix, , 64 pp., 6 figs., 22 plates.
London : H.K. Lewis, 1887.
86 photographs reproduced in autotype.
A professor of bacteriology at Kings's College in London, Edgar Crookshank was a controversial opponent to vaccination. He was a prominent student of Koch and wrote a primer based on Koch's principles (GM 2504).