Some old orienteering notes

I came across a bunch of old orienteering notes yesterday. We've just moved into a new house and I've been unpacking boxes of stuff. Sometimes I find something I didn't realize I'd kept. Like the notes above.I took the notes in 1986 (I think...it was the year Oringen took place in Boras). At the time I was trying to learn to make sense of Nordic terrain. One of the things I was doing was