In reply to rhoppen:
Heavy Water would be a winning addition…
It also looks like you could flesh out the UK section with some of the other SMC publications (
Cairngorms,
Northern Highlands,
Scottish Winter etc.) and
Welsh Winter Climbs, plus maybe Perroux's Nevis book for breadth. And there's plenty in N. America
Also, just because the wrong to right ratio was 3-1 in the original post, it's 'topos'