This directory aims to provide comprehensive and accurate listings of American museums and related institutions. It serves as a vital resource for researchers, educators, and the public seeking information on cultural and scientific organizations across the United States. The publication compiles data on over 13,000 institutions, detailing their type and location.

This directory is a long-standing and authoritative resource, recognized for its comprehensive coverage of American museums. Its consistent publication over four decades underscores its reliability and utility for professionals and enthusiasts alike. The detailed listings provide essential information for anyone needing to identify or research cultural and scientific institutions nationwide. Its value lies in its breadth and the accuracy of its compiled data.