Torque Convertor ID....HELP

Picked up two converters. A 9" and a 10". Trying to find the manufacturer to get the specs. One has C30293 and BAL OS 359 stamped on it the other has SPTWSM AND 4843891. Im thinking they are FTI. Both off of a 440 with a 727 setup. Take a look, Thanks

The one marked C30 ..I have seen before but don't remember who made it... but if you want to sell the 10 incher ,let me know..dynawon@aol.com Larry

Larry, Im putting the 10" in my sons car sorry. I would sell the 9" ( actually measures close to 9.5")