The letter further directs that the licensees so appointed shall become bound to sell only sound tobacco-an admirable provision, if a trifle difficult to enforce-and to keep good order in their houses and shops.
"The Social History of Smoking"
G. L. Apperson
But when you distribute the same sections as part of a whole which is a work based on the Program, the distribution of the whole must be on the terms of this License, whose permissions for other licensees extend to the entire whole, and thus to each and every part regardless of who wrote it.
"Debian GNU/Linux: Guide to Installation and Usage"
John Goerzen and Ossama Othman
Indeed, the annual product of the Edison Manufacturing Company in this line is only a fractional part of the total that is absorbed by the 8000 or more motion-picture theatres and exhibitions that are in operation in the United States at the present time, and which represent an investment of some $45,000,000. licensees under Edison patents in this country alone produce upward of 60,000,000 feet of films annually, containing more than a billion and a half separate photographs.
"Edison, His Life and Inventions"
Frank Lewis Dyer and Thomas Commerford Martin