cam a22 4500 215836030 CHVBK 20201024105355.0 940819s1945 xxu|||||||||| 00 |eng d (RERO)1897109 RERO geuhim s1me rero Ratcliff J.D. (RERO)A003728454 cre Yellow magic the story of penicillin by J.D. Ratcliff New York Random House [1945] © 1945 XV, 173 p. ill. 20 cm txt rdacontent n rdamedia nc rdacarrier Penicillins history (RERO)B004842193 Pénicilline (RERO)A021006501 rero 1929-1944 (RERO)B027002487 rero BK020000 XK020000 XK020000 RERO RE61029 RE61029 RE610290001 WB 330 RAT RERO 100 1- Ratcliff J.D. (RERO)A003728454 cre SWISSBIB 195605713