UPDATE II: Somehow I missed this second version of the Senators with Charles Payne driving down he steps on May 20, 1941:
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Published March 28, 2021: Here’s another, earlier jeep photo, including a dedication by Charles Payne, related to Senator Claude Pepper in a Bantam BRC-40. According to the Florida State University Digital Archives, Senator Robert Reynolds is driving the jeep, Senator Claude Pepper is in the passenger seat, and Charles Payne and Harold Crist are seated in the back. The photo is dated May 1941.
https://diginole.lib.fsu.edu/islandora/object/fsu%3A117598
Also, according to a June 02, 1968, column by Larry King in the Miami Herald, there was a video taken of Senator Pepper riding up the steps and it was to be shown on TV on June 30, 1968. I was unable to find the video on the internet.
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ORIGINALLY POSTED DECEMBER 09, 2012: This pictures tells the tale of Senator Claude Pepper‘s bid for re-election as a Senator from Florida in the 1950 race. Like his jeep, Senator Pepper’s campaign crashed that year as well.
PHOTO CREDIT: State Archives of Florida, Florida Memory, http://floridamemory.com/items/show/36090 CAPTION: Addressed to George Smathers from his friend Carl L. Hahn, an accompanying note says, “Here’s what is left of the Pepper machine in Palm Beach County – Souvenir of your successful 1950 campaign.”
The accident led to a lawsuit against the driver and Senator Claude Pepper. The appeared in the August 04, 1950, issue of the Palm Beach Post: