1) To avoid misunderstandings, it would also have been possible to reply to the answer: 'Cadillac, 1925', with:
'Cadillac': 'Yes' and '1925': 'Please specify'
No answer?
2)..as can be seen by numerous entries of the puzzle-car on several brand-specific websites.
Your answer: I didn't follow descriptions from websites, but relied on the Standard Catalogue which is usually more trustworthy than entries in the web.
Sorry! I won't understand, that you answer with "no", if I give you the exact year of production of the puzzle-car
Every type certificate of an (Austrian) car states the year of production/year of approval, but never the model year