Unknown PDP-11 Card

[SOLD] Markings are as follows:

 

TALLY GSC2T63 F1873

604029-1 604028- ASSY

 

A custom card, designed & built by my dad, for Tally Corp, formerly of Seattle, WA. I think it was a printer I/O card for a line of high speed, wide format printers also designed & built by my dad.

Done