Herbert Edgar Weston , or H. Edgar Weston, was a stamp dealer in Stockwell, London, then Twickenham, who used the pseudonym Victor Marsh and who purchased Jean-Baptiste Moens' stock of philatelic literature after Moens retirement in about 1907. Weston claimed to have the world's largest stock of philatelic literature for sale. He was also a prolific producer of philatelic covers using cut-outs from stamped to order postal stationery items. Wikipedia*
On the C-SPAN Networks:
Victor Marsh has one video in the C-SPAN Video Library; the first appearance was a 2006 Forum.