"Inboard Motor Installations in Small Boats" by Glen L Witt is a vintage, illustrated how-to book specifically designed for adults interested in boating. The book, with a publication year of 1975, provides detailed instructions and illustrations for installing inboard motors in small boats. With a compact size of 11 inches in length and 8.5 inches in width, this hardcover book offers a valuable resource for those looking to enhance their boating experience with proper motor installation techniques.