No idea, I think they will have all been produced by adidas. Perhaps the original idea was to include ‘Airways’ but when they went to produce replica shirts, which were predominantly kids sizes back then, there wasn’t enough space for three lines of text so they dropped ‘airways’, and the team...
It's my understanding that the fans replicas, which were all blue, had 'British Caledonian'. There were no yellow replica shirt sold to my knowledge.
The players shirts had variously both 'British Caledonian' and 'British Caledonian Airways', not sure of the whys and wherefores, but if you have...
I don't know the definitive answer. I have heard the same story you have, and it is plausible as we have seen with Amex, brands will refuse to allow their logos to appear on 'broken' backgrounds or on off brand colours. The deal with BCal was worth £180,000 so not to be sniffed at back then.
I...