Old Mitz & Merrill Chipper Question

[nitro]

HEY GUYS , anybody can remember far back enuf to tell me what kind of fluid (ATF) goes in the torque converter of my 1966 ford 6cyl. m&m chipper
any help would be appreciated

 

[Hoosier]

I think all older ford cars ran type F... I would only guess that it would be that?