3a High speed computer memory (3) ? A?
20a sample a commercial one hears for a criminal group (5) t??? D
23a One of Disneys Seven (5)??a?f
18 & 19 d a worthy part of the farm to hold a joust (5, 2, 6) ????? of ?o??? r
24a this added up to a character on horseback (8) a???n???
Many thanks