The system described here has worked well for a long time now, although it does raise the question what we mean by 'early', 'middle' and 'late', and this has sometimes caused problems in the past.
Presentations should be no longer than twenty minutes.
There will be a short discussion period after each paper.
This is the blog of The Heroic Age, an online journal dedicated to the study of European Northwest from 400-1100 AD.
This space will be used to make announcements about news items, books, and other related medieval news of interest to The Heroic Age readers.
In principle this is not difficult to solve as long as we know what each cataloguer meant, but it does make automatic union catalogues almost impossible.