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.
Tender is the Night (1934). It took Fitzgerald nine years and many unsuccessful attempts to finish his fourth novel. By the time it was published, America was deep in the throes of economic depression and no one really cared to read Fitzgerald's tales of the rich and beautiful.