Boardman, John, <br/><br/>
Engraved gems: the Ionides collection, photographs by R.L. Wilkins. / 
London, Thames and Hudson, [1968] bibl., pls. 
 - Thames & Hudson  London  1968 
 - volumes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gems, Ancient.<br/>Gems--Private collections.<br/>Gemmes antiques.<br/>Gems, Ancient.<br/>Gems--Private collections.