Peter A Goldsbury
He did hot have an answer and added that there were many old documents and archive in the Hombu that no one had looked at, probably due to lack of time or inclination.
This is completely just one person's opinion, but I think that all aikidoists should look at the two main points in the above sentence.
Apologies to Prof. Goldsbury for hijacking one sentence in his reply. I am very much looking forward to part 6.