Across

• 1.

  INFANT: IN-F-ANT (tan anag.)
• 5.

  CONESTOGA: *CONEStoga (anag.) [toga]
• 9.

  MONGREL: MONGREL (anag. + m)
• 10.

  DIDO: DID-O
• 11.

  EASEL: (w)EASEL
• 13.

  OILER: OILER (hidden rev.)
• 15.

  SHEETS: SHE-ETS (set anag.)
• 16.

  FURUNCLE: *f-u(rUN)CLE (clue anag.) [fur]
• 18.

  ARRIVED: ARRIVED (anag. + a)
• 21.

  GROS: GROS(s)
• 22.

  ROE: ROE (homophone)
• 23.

  JESUITS: *JEsuitS (suite anag. in JS) [suits]
• 24.

  DRAPE: D-RAPE
• 26.

  ATTAR: (f)AT-TAR
• 28.

  DIADEM: DIADEM (hidden)
• 30.

  IRIS: IRIS (pun)
• 32.

  PARTICIPANTS: *PARTICIpants (anag.) [pants]
• 35.

  TEMPO: TEMPO (anag. + t)
• 36.

  VERSUS: VERSUS (hidden)
• 37.

  LEES: LEES (anag.)
• 38.

  ICICLE: IC-ICLE (lice anag.)
• 39.

  BIBLES: *BibLES (anag. without n) [bib]
• 40.

  HATRED: *hatRED (anag.) [hat]
• 41.

  SOCKETS: *sockETS ("change" p to s) [sock]

Down

• 1.

  DOUBLE TIME: *double tIME (anag.) [doublet]
• 2.

  NOAHS ARK: *NOAH's ark (anag.) [sark]
• 3.

  AGEE: AGEE (the "first" and "last" of aiming)
• 4.

  TENSES: TENSES (anag. + t)
• 5.

  CLOUD: C-LOUD
• 6.

  ODIN: ODIN (hidden)
• 7.

  NIL: NIL (first letters)
• 8.

  SORES: SORES (homophone of soars)
• 12.

  SERE: S-ERE
• 14.

  ELOPE: (pen)ELOPE
• 15.

  SARABAND: *S(ARAb)and [arab]
• 17.

  CRAB LOUSE: *CRAb louse (anag.) [blouse]
• 19.

  ROT: ROT (rev. of tor)
• 20.

  BRAVER: *b-raVER [bra]
• 21.

  GRAVEST: *GRAves-t [vest]
• 23.

  JASPER: JA-SP-ER
• 24.

  DIRECT: DIRECT (double def.)
• 25.

  EMISARIES: *EMISsariES (anag.) [sari]
• 27.

  TIMES: TIMES (anag.)
• 28.

  DAVID: D-AVID
• 29.

  DISTURBANCE: *DISturbanCE (anag.) [turban]
• 30.

  CAPITAL: *cap-ITAL (tail anag.) [cap]
• 31.

  REVEILLE: *REveilLE (anag.) [veil]
• 32.

  POSE: POS(tag)E
• 33.

  TRIO: TRIO (hidden)
• 34.

  CULT: CU(L)T