13d) Art rules the sea and its changes around cape (10) ?E?T?????S
24a) Second judge rejected subject (4) I?F? - is it info?
25a) Find opening to retain Kelvin in 100 metres, say. (5,5) ???C? ????T
26a) Floppy disk writer's pinched. (4) ???P
Thanks in advance for all help.