Gemstones of the world /
Schumann, Walter.
Gemstones of the world / Walter Schumann. - Rev. & expanded ed. - New York : Sterling Pub. Co., 1997. - 271 p. : ill. (some col.) ; 20 cm.
Includes bibliographical references (p. 266) and index.
0806994614
97000380
Precious stones.
QE392 / .S54513 1997
553.8
Gemstones of the world / Walter Schumann. - Rev. & expanded ed. - New York : Sterling Pub. Co., 1997. - 271 p. : ill. (some col.) ; 20 cm.
Includes bibliographical references (p. 266) and index.
0806994614
97000380
Precious stones.
QE392 / .S54513 1997
553.8