16
The maid at Unseen University is called Ksandra, which puns on Troy’s Cassandra; but might also refer to Sandra being yet another typical ‘Tracey/Sharon’ sort of name in England.
Perhaps the fact that nobody can understand Ksandra (because she talks with her mouth full of clothes-pegs) is also an obscure reference to the classical Cassandra, daughter of Priam of Troy, whom the Gods gave the gift of prophecy and the curse of no-one believing a word she said.
17
Refers to the Pleistocene geological era (a few dozen million years or so ago), but also to Plasticine, a brand name that has become (at least in Britain, Australia and New Zealand) a generic name for the modeling clay children play with.
18
Some folks thought they recognised the duel between Granny Weatherwax and Archchancellor Cutangle from T. H. White’s description of a similar duel in his
“The magical duel in
19
The first mention of this particular running gag in the Discworld canon (to be featured most prominently in
20
Gormenghast is the ancient, decaying castle from Mervyn Peake’s
21
Plays on the folk saying: “Red sky at night, shepherd’s delight. Red sky in the morning, shepherd’s warning”.