The Encyclopaedia Britannica  a new survey of universal knowledge  Volume 16 - mushroom to ozonides 

 - 14th ed. 
 - London:  Encyclopaedia Britannica,  1929 
 - xvi, 1008p.:  illus. (part col.), ports., maps (part col.);  29cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries