Bögel, Hellmuth.
A collector's guide to minerals and gemstones [by] Hellmuth Boegel. [Translated from the German by Eva Fejer and Patricia Walter]. Edited and revised by John Sinkankas; with illustrations in colour by Claus Caspari. - London, Thames ans Hudson, 1971. - 304 p. illus. (some col.) 20 cm.
First published in German in 1968 under title: Knaurs Mineralienbuch.
Bibliography: p. 298-299.
0500270120
72183580
B71-28523
Mineralogy--Handbooks, manuals, etc.
QE363.2 / .B6413
549/.02/02
A collector's guide to minerals and gemstones [by] Hellmuth Boegel. [Translated from the German by Eva Fejer and Patricia Walter]. Edited and revised by John Sinkankas; with illustrations in colour by Claus Caspari. - London, Thames ans Hudson, 1971. - 304 p. illus. (some col.) 20 cm.
First published in German in 1968 under title: Knaurs Mineralienbuch.
Bibliography: p. 298-299.
0500270120
72183580
B71-28523
Mineralogy--Handbooks, manuals, etc.
QE363.2 / .B6413
549/.02/02