19d
A Year in Prison's half wanting observation.(6)
S_Y_ _ _
I thought the answer to this is Spying... but I can't see where the Prison/year reference comes in. Please help!
Then there's 24a (6)-
Right 22 will not be forgotten (22 is 'body part')
Thought Retina... but can't make it fit :(
R_ _ _ L _
(Rankle?)