Coffee Break Cryptic

8 September

Across

1 In the Humber this mooring may be found (5)
4 Conservative member's ascent (5)
7 Refuse to accept princess with unhealthy complexion (8)
8 Many coming back from Bristol finally (4)
9 Platform said to be wobbly (4)
10 Group of fifty captured by famous general (7)
12 An outdoor event Pat and Gerry organised (6,5)
14 Salary? Spend it freely (7)
16 Fervent giant-killer loses his head (4)
19 Vessel right behind sheep (4)
20 Joint of meat that's found by side of road (8)
21 Long period ending in autumn (5)
22 It isn't Miliband that's famous (5)

Down

1 TV pioneer initially active in prison (5)
2 More willing to pass over and back out? (7)
3 Hotel with everything in one room (4)
4 Bloomers — lower garments (8)
5 Is led astray and doesn't work (5)
6 Power source that goes with assault (7)
11 Poet composing sonnet about New York (8)
12 Escape? How surprising! (3,4)
13 Little flower joiner found about mid-July (7)
15 Recreation area — and area for coat (5)
17 Be afraid of disturbing adder (5)
18 Good French name for German city (4)