What was Mark Twain’s most profitable book?
17th September 2009 by admin No CommentsMark Twain’s most lucrative book was actually blank. Twain was a lover of scrapbooks and was often seen carrying one with him. Growing tired of working with harden paste and losing the glue, Twain set out to make a better type of scrapbook. In June of 1873, he received Patent #140245 for improvement in scrapbooks. [...]



