The gemmologists' compendium
By: by Robert Webster ; with a foreword by L.J. Spencer.
Edition: [2nd ed.]
Publisher: N.A.G. Press; Van Nostrand Reinhold
Published: 1947
Place of publication: London
Language: eng
Number of pages: 240
Subjects: Precious stones.
Work titles: Gemmologists' pocket compendium
Notes: Originally published in 1937 by N. A. G. Press, London, under title: The gemmologists' pocket compendium.