I found some bits of scrap metal which I think can be fabricated into brackets for the solar collector. The bad news is that the tractor front tyre is once again flat. And it’s the new inner tube! I don’t understand it at all.
The details of the Secret Project can now be revealed; it’s a book. Now available online from your favourite bookshop; and it will be in brick-and-mortar bookshops within the next week or so. See the website for more information!