Leading supporters of the longstanding project were Louisiana Democratic senators Allen J. Ellender, J. Bennett Johnston, Jr. and Russell B. LongJoseph David "Joe D."
Tony Bennett | Joan Bennett | Alan Bennett | Constance Bennett | Joseph E. Johnston | Daniel Johnston | Ben Johnston | Jeff Bennett | Edward H. Bennett | Bennett Cerf | Albert Sidney Johnston | W. A. C. Bennett | Michael Bennett | Bennett S. LeBow | Arnold Bennett | Richard Rodney Bennett | Phillip R. Bennett | Ollie Johnston | Johnston Forbes-Robertson | Johnston Atoll | John Bennett Ramsey | Bill Bennett | Ben Johnston (composer) | Antony Johnston | Levi Johnston | Johnston | John G. Bennett | Joe Johnston | James Gordon Bennett, Jr. | Herbert Johnston |
The HUD Secretary at the time, Jack Kemp, also endorsed Johnston.