262 FACTS ABOUT FEINTING AND BOOK-MAKING. 



In 1 square inch there are 144 ems Nonpareil. 



" " " 200$ u Agate. 



" " 225 " Pearl. 



That is according to the type in the office where this book 

 is printed ; different founders vary the sizes of type slightly, 

 so that the above is not a perfectly accurate guide in measur- 

 ing the number of ems in a page or book ; still it is sufficiently 

 so to give a very close approximation to what any printer 

 would measure. In using the above to calculate in ems the 

 contents of a page or book, be particular to calculate square 

 inches, not inches square. The price of type-setting in New 

 York varies with the different printers. Generally the price 

 for book composition is from 80c. to $1.00 per 1000 ems. 

 Much figure- work is charged extra, so also is an extra charge 

 made where a very narrow column is set. Pearl is charged 

 extra on account of its smallness. The price given is for 

 plain matter. 



Presswortc is charged for by the token, which is 250 im- 

 pressions of the press. Prices vary so much per token, ac- 

 cording to the quality of the work and the number of im- 

 pressions, that it is next to impossible to give an idea of it 

 that will benefit the reader. Plain book-work, in editions 

 of 1000 to 2000 copies, is charged usually at 50c. to $1.00 

 per token. 



SIZES OF BOOKS. 



The various sizes of books were named from the number 

 of folds that were made of a sheet of paper 19 inches by 24, 



