cam a22 u 4500 12864785X CHVBK 20200921064035.0 880212s1954 xxk | 00 |eng|d (OCoLC)637187624 (NEBIS)000255253 ETH-BIB ger ETH-BIB ETHICS-ISBD Petrology for students an introduction to the study of rocks under the microscope Alfred Harker ed.8, rev. Cambridge University Press 1954 VIII, 283 p. 19 cm 99 fig. Cambridge geological series PETROLOGIE + PETROGRAPHIE ger (ETHUDK)000020519 ethudk u PETROLOGIE + PETROGRAPHIE ger 552 nebis E1 u PETROLOGY + PETROGRAPHY eng 552 nebis E1 u PETROLOGIE + PETROGRAPHIE fre 552 nebis E1 Harker Alfred BK020000 XK020000 XK020000 NEBIS E04 E04 E04BI D 85 NEBIS E16 E16 RH 818456: ED.8 NEBIS 490 -- Cambridge geological series NEBIS 700 1- Harker Alfred SWISSBIB 12864785X