Across
Failing to start clipping trial (7)
I haven't cracked this one yet — but Fifteensquared have:
[s]-HEARING=”clipping”, missing its first letter / “Failing to start”
Counter on small pool (7)
Botha's back-tracking dodge? (4)
I haven't cracked this one yet — but Fifteensquared have:
PIK’S, reversed/”back-tracking” PIK Botha was a South African politician [wiki]
Void produced by Epstein and Beatles ultimately failing to take moral lead (9)
I haven't cracked this one yet — but Fifteensquared have:
anagram/”produced by” (Epstein s )*, using the last/ultimate letter of [Beatle]- s around the lead letter of M-[oral] Brian Epstein [wiki] managed the Beatles
Act as a peacock's prop? (5)
Hacienda manager trotted around with lion (8)
17a
Minister realigned Pisa? Very droll! (4,5,4)
See 15
See 15
'Marsh crushes political faction' scare (8)
Sly, unsteady boozer, who's quite slim (5)
I haven't cracked this one yet — but Fifteensquared have:
anagram/”unsteady” of (Sly)*; plus PH (public house, “boozer” as in a place to drink)
1d
Staff's contribution to papers on Nelson (9)
Policeman has right time – and gossip! (4)
Dog that's handy in a laser presentation (7)
Broadcast rectifying text (7)
Down
See 21
Already shaved and ready (8)
Try to make money having lost your shirt? (6)
Nicely manoeuvres round measure for tolerance (8)
I haven't cracked this one yet — but Fifteensquared have:
anagram/”manoeuvres” of (Nicely)*, around EN=”measure” in typography
Talk of leak being suppressed by school (6)
Units regularly taking drugs (4)
French city papering over new cracks (9)
Track suit opening broke (5)
Run every single stretch (5)
Disease-causing organism – track oxygen data (8)
Unyielding state makes a Republican withdraw from group support (8)
End of mourning under review, as exemplified in this clue? (6)
I haven't cracked this one yet — but Fifteensquared have:
definition: this clue has “mourning” as an example of a gerund, and perhaps also highlights the “End of mourn- ing “, the -ing form typical of gerunds end letter of [mournin]-G + anagram/”review” of (under)*
Following rise of American left, judge is oppressive (6)
I haven't cracked this one yet — but Fifteensquared have:
definition: sultry weather is hot, humid, and oppressive US=”American” reversed vertically/”up”; plus L (left) + TRY=put to trial=”judge”
Part of the craft of putting polonium on work dress (4,4)
Proceed quickly with opening of gin bar (4)
I haven't cracked this one yet — but Fifteensquared have:
definition as in a rung of a ladder, or in a hierarchy RUN=”Proceed quickly” + opening letter of G-[in]
Type letters or click words in the clue