 It has 24 volumes, reduced from 29 in the 11th edition, yet has 45,000 articles compared to 37,000.It has 15,000 illustrations, of which 1,500 are full plates.The 14th edition took three years to complete, at the then exorbitant cost of $2.5 million, all of it invested by Julius Rosenwald of Sears, Roebuck and Company.