15a.university about to block good deal,one with huge bill(6)t?u?a?
19a.billions invested in foundation and one collage developing automata?(7)r?b?t??
16d.racy sets unduly theatrical(8)???r?s??
22d.knight meeting monarch's mistress?it signals the end(5)k?e??
20a.food's caught in which manner?(4)?h?w
26a.work to get round love's ruse(4)????
thats the lot and thanks