Solution to 1D has been deliberately left unsolved and is to be answered only by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.
Open for anyone to solve, if not solved by 1 PM.
ACROSS
8 Mimicry artist in diapers (4) APER [T]
9 Smell some blood ourselves (5) ODOUR [T]
10 Small island? Fabricated lies! (4) ISLE*
11 Test tutor wandering around university terminus (3,3) TRY OUT {TR{u...tY}OUT*}
12 Mythical creatures have love for cavalrymen (8) DRAGOONS {DRAG{O}ONS}
13 French leader's Spanish exclamation after small snooze on first of October and November (8) NAPOLEON {OLE}<=>{NAP} and {Oc...r}{No...r}
15 & 17 Actor protects river near of end of bridge initially (6,7) BROOKE SHIELDS {SHIELDS}<=>{BROOK}{b...gE}
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19 Boredom may be ridiculous in this place (7) BEDROOM*
22 Inventor's horrible noise around commencement of dinner (6) EDISON {E{Di...r}ISON*}
24 A small volume it spread around lair results in mishap (8) ACCIDENT {A}{CC}{I{DEN}T}
26 Its milk may help you go... (8) MAGNESIA [CD]
28 Reply, "American news is incorrect, right?" (6) ANSWER {A}{NEWS*}{R}
30 Prison agitation (4) STIR [DD]
31 Take away weapons from peacekeeper having a registered musket initially (5) UNARM {UN}{A}{R}{Mu...t}
32 Bone bits missing in Istanbul crash (4) ULNA {istANbUL}*
DOWN
1 Yes, I hear 3 consecutive letters carried on Roman standards (1,1,1,1) ?P?R (Addendum - S P Q R - {(~yes)S){P}{Q}{R} - See comments)
3 At first, greatest of all times gets East European beard (6) GOATEE {Gr...t}{Of}{All}{Ti..s}{E}{E}
4 Having no daughters, taking gin cocktail for a kind of acquaintance (7) NODDING {NO}{D}{D}{GIN*}
5 Wrongly blame rep for foreword (8) PREAMBLE*
6 Lennon's wife follows Kipling character to get oriental dress (6) KIMONO {ONO}<=>{KIM}
7 Dash and change lane (4) ELAN*
14 Insect found in photograph identified (5) APHID [T]
16 Recognised king at present, no? (5) KNOWN {K}{NOW}{N}
18 Arranging raid on US for producing extinct reptile (8) DINOSAUR*
20 Dries leaves on a horse, perhaps (5,3) RIDES OUT [RA]
21 California's legendary king at last gives up a mobile home (7) CARAVAN {CA}{RAVANa}
23 Guard from southern gate designated for going in (6) SENTRY {S}{ENTRY}
25 Alleges setter is surrounded by many shellfish (6) CLAIMS {CLA{I}MS}
27 Drink sourced from Samastipur (4) ASTI [T]
29 Mountain having alien name setter ignored (4) ETNA {ET}{NAme}
Reference List
Small volume = CC, American = A, Right = R, East = E, European = E, Daughter = D, King = K, No = N, Southern = S, Alien = ET
