In case anyone knew Jack Lamkin who was a long time supporter of Big Bend and founding member of Friends of Big Bend, he passed away April 30, 2011 in Brownwood, TX.
Link to his obituary is below and the following is an excerpt regarding his long time service to Big Bend.
"In retirement, he and Joan moved to Marathon to serve as volunteers at Big Bend National Park, where they contributed more than 10,000 volunteer hours. Jack and Joan are founding members of The Friends of Big Bend National Park and Jack spearheaded the drive to authorize a specialized license plate for Big Bend National Park for the State of Texas. Jack and Joan were recognized in 1999, for their contributions to the National Parks Service by the U.S. Department of the Interior."
http://www.legacy.com/obituaries/theeagle/obituary.aspx?page=lifestory&pid=150771291