8d, one given detention by Sir said Slough is horrible (11) I guess its NIGHTMARISH but where does Slough come in? Having difficulty getting on the wavelength od this one..... Mostly just guessing.
No good, have to ask .... 17a, be most common and talk foolishly about retrograde style thats fashionable (11) i have a?e?o?????e and crossword solver doesnt help ..... Something wrong in there?
21a, one working with seers is involved in old school of belief (7) I have o???i?? And not the foggiest!.. And is 6a craftsmanSHIP or LIKE ... Cant get the 'chip veneering' bit.
29a, taking sides, party leader confronts craftsmen with it (12) I have partisan??a?. No such word as partisanical is there? Feel sure there is an artisan in there but ........
50a, bad business dealings, one good one that should bring unexpected profit (1,8,2,8) i have, a ???s???? ?n ?I?G????. Not enjoying 1032 for some reason, clues seem a bit odd....