[7] Two seven-and-sixers, etc.: i.e., two hats, for each half year, costing seven shillings and sixpence ($1.80) each.
[8] Half-a-sov.: half a sovereign ($2.50).
[9] Keep in her good books: keep on good terms with her.
[10] Bumptiousness: domineering manner.
[11] Cicerone: guide.
[12] Form: here, class.
[13] Studies: small private rooms occupied by the Rugby boys (two in a room) for study. They are distinct from the bed-rooms.
[14] Calling-over: roll-call.
[15] Convoy: literally, a merchant-vessel protected by a ship-of-war; here, a person under the care of another.
[16] Grimaldi: the name of a race-horse.