Contact Thunderbird and they will send load data. https://tbirdammo.com/

There is quite a bit of info on the internet including a couple of lots that went bad or corroded bullets, cases and primers. You can approximate data from 50BMG loads but be careful. This powder was for tracer rounds and may have added ingredients that 50 BMG doesn't have. It is also faster.

"When you disarm the people, you commence to offend them and show that you distrust them either through cowardice or lack of confidence, and both of these opinions generate hatred." Niccolo Machiavelli