Robert Webster
7 published titles
Practical gemmology : a study of the indentification of gem-stones, pearls and ornamental minerals
1 edition
Gems : their sources, descriptions and identification
5 editions
- ISBN: 0408206535
- Butterworths
- 1970
- Details
- ISBN: 0408705736
- Newnes-Butterworth
- 1975
- Details
- ISBN: 0750616741
- Butterworth-Heinemann
- 1994
- Details
The gemmologists' compendium
1 edition
Practical gemmology : a study of the identification of gem-stones, pearls, and ornamental minerals
2 editions
- ISBN: 0719800110
- N.A.G. Press
- 1976
- Details
Gems in jewellery
1 edition
- ISBN: 0719800315
- N.A.G. Press
- 1975
- Details
Gemmologists' compendium
2 editions
- ISBN: 071980101X
- N.A.G. Press
- 1979
- Details
- ISBN: 0719802911
- N.A.G. Press
- 1998
- Details
Gems : their sources, descriptions and indentification
1 edition
- ISBN: 0408011483
- Butterworths
- 1983
- Details
