Baltimore historian Wayne Schaumburg was recently interviewed by Tom Hall for WYPR's Maryland Morning. The interview took place while the two men were strolling around Green Mount Cemetery. The Booth family plot is described and discussed during the interview.
The interview aired on Tuesday, September 1, 2009. You can listen to an archive of the interview at the Maryland Morning page of the WYPR website. WYPR is a public radio station in Baltimore.
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And for more information about Wayne Schaumburg and his guided tours of Green Mount Cemetery, click on "Older Posts" at the very bottom of this page. Then scroll down for the July 31, 2009, post on an article about Mr. Schaumburg.