American Turf Monthly lists the Pace Computer software but does not have an order now button. You might try calling the 800 number.
https://www.americanturf.com/booksto...id=220&secid=4
Last month there was a copy which sold. Periodically it shows up there.
It is a nice little piece of software, It is limited to 32 bit machines and xp so it needs to be run in a virtual box.
Good Luck
Other Ted