na INLIS000000000017101 20230430015159 0010-1118017101 230430 g 0 eng The actinomycetes : their nature, occurrence, activities, and importance / Selman A. Waksman WAKSMAN, Selman A. Waltham : Chronica Botanica Company, 1950 xviii, 230 p. : ill. ; 24 cm. 582.2 582.2 WAK a ACTINOMYCETALES 1261