Booklet corresponding to a radio broadcast program created by the National Paint, Varnish, and Lacquer Association. The booklet discusses how to transform a home's basement or cellar into a recreation room, or "underground castle". Describes several different basement recreation rooms to inspire the reader, and provides tips for decorating a recreation room. Tips include painting a mural, adding improvements gradually, and decorating the room according to a theme or desired utility. Includes small stylized illustrations throughout and decorated covers.

The National Paint, Oil and Varnish Association, Inc. was formed in 1933 and was the national professional association representing all branches of the paint, oil, and varnish industries.