Limitations on tanning. The process of tanning, known as melanogenesis, may take up to 48 hours to start. Therefore, it's recommended that you allow that amount of time to pass between sessions in a tanning bed. Businesses will not allow you to tan for more than 30 minutes in a bed, and less than that for certain beds.
It took Tolstoy six years to write War and Peace, beginning in 1862.
The work was initially intended by Tolkien to be one volume of a two-volume set, the other to be The Silmarillion, but this idea was dismissed by his publisher. For economic reasons The Lord of the Rings was published in three volumes over the course of a year from 29 July 1954 to 20 October 1955.