I give in Praxiteles. I have been stuck on the last three for ages and have run out of ideas viz
19 ....and 21 rehashed many real tales between them (6) 21 See 19 (7) - these work out a ?E?L?R and ??A?MN respectively. I thought an anagram of rehashed etc but cannot get it at all. Also 21 down Field Marshal containing a second rising by soldier ??O?M?. Help!!!!
Many thanks both of you. I had Ismailism for 28 across (Mediterranean habit with appeal to Islamic eccentric. The only other word which now fits in is Italicism - is that correct cos I cannot parse it!