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ACROSS

 1 Certain sign limits (10)

 6 Heads of cauliflower (usually fried) found in buffet (4)

10 Ancient 11 moving north (5)

11 Catch rare, off-beat eccentric (9)

12 Where you might see one of the Three Stooges taking six pies in the rear! (6)

13 Hired hand’s choice between parts of a hospital (7)

15 Loud number is playing at the center (5)

16 Gets bigger where goalies are located (9)

19 Undisciplined truant, deficient geek and convicted rebel (3,6)

21 Wave pocketbook, switching from one hand to the other (5)

22 View round gear (7)

25 Something on some office desks is best in a ring (6)

27 Roy G. Biv, et al., with no men returning audio equipment outside (9)

28 Stale and suggestive of obligation? (5)

29 See fruit (4)

30 To lose value, a federal organization petered out on either side (10)

DOWN

 1 Mammal, hot for a soaking (4)

 2 Gulf is too obscure for an expert on extraterrestrials, supposedly (9)

 3 Dimwittedness of God enveloping the poles (7)

 4 When economic activity falls and cones rise, surprisingly (9)

 5 Traveling a mile to send a message (5)

 7 Speak, or speak indistinctly when losing face (5)

 8 Holds for hair (10)

 9 Glen takes shot to be a dilettante (6)

14 Lacking knowledge, like a policeman detaining leader of NAACP (10)

17 Stranger—a doctor, perhaps—holds chits (9)

18 It can be found in one’s atlas, possibly! (6,3)

20 Incomplete hint on how to start counting in French with complete agreement (6)

21 Shirt a soldier might wear going upriver (7)

23 Clumsy rewriting of 10π? (5)

24 Green and indigo seen in part of church (5)

26 Sound of storyteller’s instrument (4)

SOLUTION TO PUZZLE NO. 3355

> ACROSS 1 anag. (plant) 5 hidden (high cards) 8 “tennis, an” (English poet) 9 hidden (Bonnie’s partner) 10 A(PNE)A (pen anag.) (difficult to sleep) 11 anag. (green food) 13 “NV” (deadly sins) 15 KO(RE)AN (like a war) 17 SW + EDES (anag.) (Finnish neighbors) 21 PO + SE[a] (sit for an artist) 22 EX-AM (finishing a class) 23 2 defs. (heaven and hell) 24 I + RATE (seeing red) 25 H + AIRLINE (it might be receding) 26 2 defs. (coin) 27 M + ELODY (anag.) (succession of notes) Correct letters: THE OLD SWITCHEROO

> DOWN 1 [t]RUCK + US 2 ” ‘atless” 3 “in decks” 4 SNE(AK)ER 5 [g]ASPER 6 rev. hidden 7 SPA + Y 12 HO(STI)LE (it’s rev.) 14 anag. 16 [e]NAMEL + Y 18 DEB + IT 19 lipre[ader’s] anag. 20 anag. 21 PLUM[p]