The Notebooks of Lazarus Long is a vintage science fiction paperback book written by Robert A. Heinlein and published by G.P. Putnam Sons in 1978. The book is a collection of fictional writings by the character Lazarus Long, and is published by Perigee Trade. The book is in English and has a length of 5 inches, a height of 1 inch, and a width of 7 inches. It weighs 8 ounces and has an ISBN-10 of 0399511849.