Here are several newspaper / newsletter clippings featuring pictures or articles about amphibious ATVs.
A scanned page from the Hancock Herald newspaper in Hancock, NY on Wednesday, August 3, 2011. Several 6x6 World members took part in a parade in Hancock, NY and thanks to George, they were featured in the local newspaper giving some great exposure to this site and the hobby.
Snow Cruising - ATV uses neither fish nor foul in pursuit of sport
Santa in a six wheeler
January 22, 1973 Milwaukee Journal showing a 6x6 ATV on the front page assisting in the rescue of fisherman on the ice.
August 15, 1971 Recreation section of a newspaper showing 6x6 ATVs on a track in Big Bend Wisconsin.
An article discussing the state of the ATV market in the early 1970's. It also touches briefly on NATVA.