Well, this didn’t take me nearly as long as I had feared, and the presence of a younger person helped me solve all the unnumbereds without resorting to Google. However we both scratched our heads for a very long time over the oldest one, and eventually I deduced it from the crossers, using a search to check that I was right. There was a nice logical element provided by the alphabetical order instruction, which made this a very satisfying challenge, for me at least.
FOI 2, LOI 47, which struck me as a little loose in terms of definitions.
I liked the images presented by a number of the anagrams (e.g. Shy ratty wassailers), and kudos to Maskarade for producing so many.
Of the numbered clues, I’d go for 5d as COD