Another vote of thanks to Ogri - that sounds like an interesting exercise, I'll be doing that myself in the winter evenings. Also a vote for orienting the map - I've seen people very confidently trying to give off an impression of 'oh, I'm so competent I can read a map from any angle'. It's hardly ever true and nearly always ends up making you look a fool.
Some handy tips here:
http://www.theomm.com/latest-news/139-mountain-navigation
Some handy tips here:
http://www.theomm.com/latest-news/139-mountain-navigation