To those interested in my PDP8/A system: It contains: 1 - M8315 Hex Omnibus CPU 1 - H219B 16K Core Memory Module 1 - M8316 Option Board 1 with 1 - KC8AA Programming Panel 1 - M8317 Option Board 2 bootstrap 1 - M8342 Parallel Control 1 - M8357 RX8E Omnibus Interface 1 - M8326 Inter-processor Buffer 1 - PDP8/A Field Maintenance Print Set. 1 - PDP8 Internal Bus Options Maintenance Manual Vol 2 I am accepting offers to purchase this unit. I live in Calgary, Alberta, Canada. I have checked with UPS and Xpress Post and shipping to the continental United States would start at approximately $100, assuming a package 24x24x12 weighing 60 lbs. I also have a PDP8/I WO25 Core Memory Module mod 30-05256-2 made by Data-Ram Corp.: Darrell