The clearest and sharpest recognition guide to over 500...
Unearth a treasure trove of knowledge of over 130 gemst...
The ideal pocket guide for beginnersIf you have trouble...
Prepare to be dazzled by this shining and sumptuous vis...
Over a million copies sold worldwide"Some books appeal ...
Did you know culinary salt is the mineral halite? Or th...
A spectacular and exceptionally well-illustrated guide ...
This comprehensive pocket guide is the perfect introduc...