Found on FTR: Pershing instruction video & questions

Lert:   Of note:   - 'Heavy' tank? - Torquematic transmission? What does that mean? - Huh. The radioman - sorry, 'assistant driver' - has his own tank driving controls. - Mama mia, those are some big looney tunes wrenches. Are they kept on the tank? - Adjusting track tension seems needlessly complicated.