Photographs look sharp and interesting to me! The weather looks a vast improvement over the Friday and Saturday that I attended - the worst days. Still, the show was great itself this year! Look forward to 2013!
I got hold of a copy of "Aviation Photogpraphy" at Florennes (a number of UKAR members wrote chapters in it), it is full of tips and techniques. I've incorporated them into my weeks photography and I'm more than happy with the results!
If you do want to look at improving (doesn't look like you need to tbh) I would recommend it.
You've got very nice set there. But #9 #14 and #20 would be on my top list. Plus I'm jealous of the "E II R", which didn't happen on Saturday, when I was there. I think next year I'll go for one of the MACH packages