I've got a couple of additional boards that I've rustled up, and can't seem to locate any information on them. Can anyone point me to a source? I've also posted images of these two boards on my Mystery Qbus Boards page: www.rogerwilco.org/mystery_boards/#Dilog_DQ20 www.rogerwilco.org/mystery_boards/#Dilog_DQ130 A big thanks to all that have responded to my request for more information on my handful of 'Mystery Boards'. Thanks, Charles, I now have enough information on the Clearpoint Q-RAM 44B (I thought it was 11B) 2MB memory board to make use of it (still not sure what the 'F' jumpers are for...) J