ACROSS
1. (I SPECULATE)* outside M = TIME CAPSULE <buried treasure>
7. TABLE FOOTBALL ¿?in which {people playing} {score points} with {toy models} that {pivot}¿?
14/62. <correspondent> PEN PAL = P inside PENAL
15. (GERMAN WITHOUT)* = MOUTH-WATERING <very attractive>
16. <competence> FINESSE = F IE outside NESS
17. <one going after> SUCCESSOR = CROESUSS* outside C_
18. TT Y outside RAVES = TRAVESTY <burlesque>
19. <test> TRY OUT = Y inside TROUT
22. <sword> SCIMITAR = SCAR outside IM IT
24. <we ignorantly assume all's well> NO NEWS IS GOOD NEWS = (SOON SEE DOWNSWING)*
27. JUST INTRUDE AU = JUSTIN TRUDEAU <Prime Minister>
29. DAMN CHAT <=< MIX-AND-MATCH <to choose a wide range of options>
31. COL LEG + E_ = COLLEGE <school>
32. SULLY, L→STAINED = SUSTAINEDLY <without stopping>
33. <anti-Northern slogan> NO TO N = NOT ON <unacceptable>
34. ←BS DR OWEN IF← UT TERN OP A_ R_ SNIPS = FINE WORDS BUTTER NO PARSNIPS <talk is cheap>
39. IO inside (-m)ORN = ORION <stars>
41. <police informant> STOOL PIGEON = S + TOOL PIG + EON
44. J inside TO BUY* G = TOBY JUG <novelty mug>
46. (LANTERN CUTS)* = TRANSLUCENT <making light diffuse>
47. JUS TT + HET ICK ET = JUST THE TICKET <exactly the right thing>
48. HIT HERA N_ DITHER outside TH = HITHER AND THITHER <in many places>
49. NONE outside ISS U = NON-ISSUE <it doesn't matter>
53. <one getting smashed> PINATA = PINT outside A_ + _A
54. <determined the size of> MEASURED = MEAD outside SURE
56. <gun> HIT THE GAS = (SIGHT + HEAT)*
59. <tourist> TRIPPER = PP inside TRIER
61. MALL inside SPOT AT O _E _S = SMALL POTATOES <no big deal>
63. AVER ←NOT← SEE* YES = AVERT ONE'S EYES <look away>
64. (SPONSOR LIVE)* = SILVER SPOON <symbol of wealth>

DOWN
1. <secretaries> TYPISTS = TIPSY* + T_S
2. <extremely busy> MANIC = MAN IC
3. COMP _E TIT I'VE = COMPETITIVE <keen to win>
4. <former country> PRUSSIA = ←(...c)A IS SURP(r...)←
5. <safe> UNHURT = _H_ inside UTURN*
6. _E _N ANTI O + MERS = ENANTIOMERS <chemical structures>
7. TEE NAG EMU (TT outside AN) _N IN J A T RESULT* = TEENAGE MUTANT NINJA TURTLES <tale of four strange creatures>
8. "BAYS" = BAIZE <flat green play-area>
9. <cancelled food order> EIGHTY-SIXED = EIGHT DYES* outside IX
10. <idiots> OAFS = _O_ A_ F_S_
11/60. <kind of dictator> TIN-POT = ←TO P_N IT←
12. RESTORATIVE* = ARSE OVER TIT <upside down>
13. ←SET + REAL← = LAERTES <father of Odysseus>
20. DIME inside RUNT'S = RUDIMENTS <nuts and bolts>
21. (CLEAN-CUT BOYS)* = BOUNCY CASTLE <kid's party entertainment>
23. INSUL_ IN = INSULIN <medical treatment>
25. ←R ANIMES← = SEMINAR <class>
26. <swears> CURSES = S_ inside CURES
27. JACK FROST ¿?cool {temperature} weather-{personification as a} man¿?
28. (ROUTINE HARMS)* = TO ERR IS HUMAN <we all make mistakes>
30. →"SIGNED HEIGHT"← = HINDSIGHT <wisdom afterwards>
35. WIN DS WEPT = WINDSWEPT <dishevelled>
36. <loosen up> UNLATCH = (AT LUNCH)*
37. <decorated> ORNATE = OR ATE after _N
38. <niche humour> = NJ OK inside _I_E_S
40. <heedless> = T inside (IN A TENT) + IV + E
42. <wears too much> OVERDRESSES = OVER DRESSES
43. <music festivals> EISTEDDFODS = _E_I_S _T_E_D_D _F _O_D _S
45. (I MISS BIRTHS)* = BRITISHISMS <in hospital and am gutted, perhaps>
48. <mathematician> HYPATIA = H_ Y_ P_ A_ T_ I_ A_
50. OU TOME outside C = OUTCOME <consequences>
51. <Greek character> EPSILON = EP SILO N_
52. <controll> THRALL = TALL outside HR
55. <squalid> SEAMY = SEA M_Y
57. <start making money> GO PRO = GOP RO(-t)
58. <singer> WREN = W + REN(-t)