Times 27,312

[NeilMunro]

Very grateful for all help with these clues please.
16dn: “Vehicle a man used to carry books - or book? (9).”
19ac: “Possibly Lord North’s record, not his (4).”
28ac: “Singer’s baggage initially left in plane, perhaps (6).”

[Lie-in King]

16d Motorbike - 'Mike' (to carry) 'O(ld) T(estament) or b(ook)'
19a (his)Tory (record, not 'his')
28a Treble - 'b(aggage; initially) l(eft)' (in) 'tree' (plane, perhaps)

[NeilMunro]

Many thanks!