| Description | Says Miss Stillwell worked in department for one year from February 1948 - discusses Miss Stillwell's work on antibacterial substances present in tulips and in the thistle, Cnicus benedictus - is sending sample of material from tulips - says Rhoads might like to test some crepin, isolated by Heatley from Crepis taraxacifolia (Thuill.) - comments on this. |