BTW, & No, nothing to do with my understanding of Sam R's last.
Namely that TCT had talked herself up so much the project was financed & put into action: at which stage regrettably she was found virtually incapable piloting the a/c. Hence the supply of a permanent, if low key, Pilot 'companion' was forced on the team, which subterfuge continues to be actively exploited by her without correction.
FWIW, The esteemed Ms. Bruce's Instructor way back in 1930 was George Lowdell - who took me for my GFT at Shoreham 41 years later.
mike hallam.