The product is a set of four antique softcover books from 1915 to 1922 focusing on diction, speech, and how to improve communication skills. Published by Funk & Wagnall's, these books originate from the United States and provide valuable insights and guidance on enhancing one's speaking abilities in the early 20th century. With a pre-1922 manufacturing time period, these vintage books offer a unique perspective on communication techniques and practices during that era.  Titles include:  "Faulty Diction," "Mend Your Speech," "S.O.S. Slips of Speech," and "Better Say."  These 4" x 6" booklets are over 100 years old and in fantastic condition for their age.