Lead queen.
With more than four in suit, lead ten after queen.
With only four in suit, lead knave after queen.
Queen, knave, nine, &c. (in trumps).
If ten is turned up to your right, lead queen.
Queen, knave, and small ones.
From all strong suits headed by queen, knave (or by queen), other than those already enumerated, lead a small one (the fourth-best, if an American Leader).
From queen, knave, nine (six or more in suit), if an American Leader, lead fourth-best. If not, lead queen.
Knave, ten, nine, eight, with or without small, ones.
In trumps, if queen or king is turned up to your left, lead knave. Otherwise, in trumps or plain suits,