My Dad also worked for Burroughs. I have about 5 of the old wire-wrapped boards from the mainframes, including a programing board. I guess the programed them in hex. This board has 16 switches and a display. Dad told me that each switch was a hex letter. He taught me to count in bianary...
I accidentaly gave the wrong link in my previous post, here is the more complete listing.
http://www.bitsavers.org/pdf/burroughs/icData/26060475_IC_data_Aug75.pdf
TheBladesmith
http://www.bitsavers.org/pdf/burroughs/icData/burroughs_IC_crossref.pdf
Other information on their systems is also on the bitsavers website.
I know its been over a year since this request was posted but better late than never.
I can attach a pdf if necessary.
Hope this helps,
TheBladesmith