00818cam a22002771 4500 7925261 BD-DhUL 20141112084857.0 721003s1954 enka 000 0 eng 55014111 GB55-638 (OCoLC)421224 DLC OAkU OCoLC Uk DLC BD-DhUL premarc QE431 .H28 1954 552 hap Harker, Alfred, 1859-1939. Petrology for students; an introduction to the study of rocks under the microscope. 8th ed. rev. Cambridge [Eng.] University Press, 1954. 283 p. illus. 19 cm. Cambridge geological series Petrology. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc BK 18737 18737 0 0 ddc 0 552_000000000000000_HAP 0 NFIC 35567 DUSL DUSL GEN 2064-06-18 Purchase 552 hap A30035 2014-11-12 3 2014-11-12 BK 0 0 ddc 0 552_000000000000000_HAP 0 NFIC 35568 DUSL DUSL GEN 2064-06-18 Purchase 552 hap A66673 2014-11-12 2 2014-11-12 BK 0 0 ddc 0 552_000000000000000_HAP 0 NFIC 35569 DUSL DUSL GEN 2064-06-18 Purchase 552 hap A30036 2014-11-12 4 2014-11-12 BK 0 0 ddc 0 552_000000000000000_HAP 0 NFIC 35570 DUSL DUSL GEN 2064-06-18 Purchase 552 hap A66672 2014-11-12 1 2014-11-12 BK