<P> The 1966 edition was the last to be published after the Civil Rights Act of 1964 made the guide effectively obsolete by outlawing racial discrimination in public accommodations . The last edition of the Green Book included significant changes that reflected the post-Civil Rights Act outlook . The title was changed to Traveler's Green Book: International Edition--no longer just for the Negro, or the motorist--as its publishers sought to widen its appeal . Although the content continued to proclaim its mission of highlighting leisure options for black travelers, the cover featured an affluent white blonde water - skiing--a sign of how, as Michael Ra - Shon Hall puts it, "the Green Book' whitened' its surface and internationalized its scope, while still remaining true to its founding mission to ensure the security of African - American travelers both in the US and abroad ." </P> <P> In the 2000s, academics, artists, curators, and writers exploring the history of African - American travel in the United States during the Jim Crow era revived interest in the Green Book . The result has been a number of projects, books and other works referring to the Green Book . The book itself has acquired a high value as a collectors' item; a "partly perished" copy of the 1941 edition sold at auction in March 2015 for $22,500 . Some examples are listed below . </P> <Ul> <Li> The New York Public Library's Schomburg Center for Research in Black Culture has published digitized copies of 21 issues of the Green Book, dating from 1937 to 1964 . To accompany the digitizations, the NYPL Labs have developed an interactive visualization of the books' data to enable web users to plot their own road trips and see heat maps of listings . </Li> <Li> Architectural Historian, and Historic Site Manager of Carlyle House, Susan Hellman is researching all sites within the Commonwealth of Virginia from the Green Book and documenting her findings in a publicly available Google map and on the Virginia Green Book website . </Li> <Li> An independent Green Book Project, with an endorsement from the Tulsa City - County Library's African American Resource Center, has created a digital map of the Green Book locations on historypin and is inviting users of the Green Book to post their photos and personal stories about Green Book sites . </Li> </Ul> <Li> The New York Public Library's Schomburg Center for Research in Black Culture has published digitized copies of 21 issues of the Green Book, dating from 1937 to 1964 . To accompany the digitizations, the NYPL Labs have developed an interactive visualization of the books' data to enable web users to plot their own road trips and see heat maps of listings . </Li>

When is a green book not a green book