Ken,
If you have a router and table you can set it up to square up the edges. Of course you have to cut them on your table saw first, but then use the router to clean up the edges just as good as a joiner. Hope that helps.
Mike
All Gave Some,
Some Gave All.
My computer configuration and software used:
Gigabyte GA-990XA-UD3 Motherboard, AMD FX 6-core Processor Black Edition, 32 Gig DDR 3 Ram, Gigabyte HD 6450 Video Card with 1 Gig DDR 3 ram, Windows 10
Designer 2.007, Designer 3.102, Pattern Editor, Centerline, Conforming Vectors, 2d Tools, 3d Tools, DXF Importer, STL Importer and Rotary Jig.