The Heritage Press Sandglass Companion Book compiles the monthly pamphlets issued by the Heritage Press between 1960 and 1983. These pamphlets, known as The Sandglass, accompanied each illustrated, hardcover edition of classic literature published for the press's members. This compilation offers insights into the historical context, authorial biographies, and the design philosophies of the illustrators behind these classic editions.

This compilation serves as a valuable resource for collectors and scholars of fine press editions, particularly those interested in the Heritage Press. It provides a comprehensive overview of the supplementary materials that enriched the reading experience of its members. The book offers a unique window into the editorial and artistic considerations that defined the Heritage Press's output during its active years. Its utility lies in consolidating these often-ephemeral pamphlets into a single, accessible volume.