Coffee Break Cryptic

15 December

Across

1 Composer returning part for unmarried man (8)
6 Noise made by weasel's father (3)
9 Proficient in a small department (5)
10 Everyone plants seeds outside, producing trees (7)
11 Tureen I transported in train (7)
13 Island in a secret estuary (5)
14 Old kings and queens from Stroud (6)
15 Hard missile in public school (6)
19 Keep an eye on the timekeeper (5)
21 This may be quite an old thing (7)
22 Sibyl is confused about article for North Africans (7)
23 Something used by dentist or doctor badly (5)
24 Speak, for example (3)
25 Terribly sad poet holding fifty little wrigglers (8)

Down

2 Warned about treadle (7)
3 Some photos may be spicy (3)
4 Girls left with fools (6)
5 Unwilling cattle run wild (9)
6 Writing about ropes (5)
7 Beat with stick (5)
8 Root cause of vehicle decay? (6)
12 Bearing on the arts broadcast (5-4)
16 Want about 25 sheets of paper (7)
17 Revolvers waved initially by cads? (6)
18 Invalid pleads for a change (6)
19 Plaintive cries are heard in the principality (5)
20 Cat upset by bat (5)
23 Couple of heads of department under observation (3)