H. J. Conn a biological ataina.
Card's contents:530,628 COM HAROLD JOEL H. J. Conn a biological ataina. A handbook on the nature and uaea of the dyes employed in the biological laboratory. R. D. Lillie ed. Rrep. with the collab. of various members of the Biological Stain Commission. Rev. wit the assistance of E. H. Stotz and V. M. Emmel. Baltimore 1977 The Williams and Wilkins Co. 8° s. XI, nlb. 1, 692