First off, clicking the print icon in the top right will no longer bounce you straight into browser print mode. Instead it brings up a menu for choosing between browser printing and the PDF generator:
|The new print menu|
Now for the good part - when you choose "Create a PDF", you can mark up to 15 pages on the map and dump them into a single PDF file for printing. Here I've marked several pages on a user's Big SEKI Loop map, all with a 1 inch : 1 mile scale:
When I click "Generate PDF" they come back in a single file, along with an overview page that shows how the maps are positioned relative to each other:
|The first page of the PDF shows individual map placement|
Please note that this may become a paid feature at some point, depending on how much extra work it creates for my server and the degree to which I need to make a living off CalTopo.