13a Small town in Lower Saxony(pop about 7000) close to the North Sea coast(5) E?E?? - I can't get my Google maps to work to check this out!!!
17a Name for a species of Cranesbill(5-4) D?V??/?E?T
21a Weighed in the round, or considered carefully(9) P?R???T?D
24a A French private soldier(5) P?I??
14d With full time allowed for each note(mus)(9) ????????O - thought this to be OSTINATO but won't fit.