gems, glyptic, engraved gems, agate, cameo, intaglio, ancient gems, Rome, Greece, ancient jewelry, rings

Sinkankas: Authoritative general work covering all aspects: materials used (good descriptions of major and minor gemstones), technique of engraving, with illustration of Jacques Guay in his workshop-salon, epochs of civilization with engraved gems typical from prehistoric to modern, famous engravers and works, signatures, magical gems, Byzantine gem engraving, Arabian engraving, and especially gem engraving in the Middle Ages, special problems in engraving large agates and vessels, etc. For a small-size book it remains a goldmine of information which no student of gem engraving can afford to overlook.