Yes, its a great record of the early days of bushwalking in Tasmania. Dirk Veltcamp, who maintains the website, is a forum member and has posted some info in this thread.
viewtopic.php?f=20&t=1295. Keith also contributed many trip reports, based on his diaries, to the Launceston Walking Club's SKYLINE Magazines, of which he was a founding editor. His first article in Skyline No. 1 was about his solo ascent of Federation Peak, and one page was given over to his meticulous map of the area and his route. Scan attached as a sample. (Click on it to see it full size)