Guide to Subversive Organizations and Publications was a report published by the House Un-American Activities Committee (HCUA)[1] during the Cold War.
[2][3] The 1951 edition contained a preface with a brief history and definition of Communist fronts and a guide to detecting them.
[4] The final edition in 1961 expanded this preface into a two-part introduction with sections titled.
[5] The 1961 edition also separated the lists of organizations and publications into two sections each, one containing those designated as subversive by federal authorities and one containing those listed as subversive by state and municipal authorities.
FBI director J. Edgar Hoover furnished each field office with two or more copies and referred citizens to the guide so that they could identify fronts and "not be fooled into giving them...