Coordinates is the journal of the Map and Geography Round Table of the American Library Association. It’s an online journal; articles are published irregularly rather than on an issue-by-issue basis, and, even better, it’s freely available, in HTML and PDF versions. It seems to be a relatively new venture: four articles were published at the end of January; four more were published today, including two on Martin Waldseemüller (see previous entries: 1, 2). All of them look like they’ll make interesting reading — now if you’ll excuse me for a moment …