|Grocott & Ward, comps. Grocotts Familiar Quotations, 6th ed. 189-?.|
|The doubtful beam long nods from side to side.|
Pope.Rape of the Lock, Canto V. Line 73.
| First he weighd|
The pendulous round earth with balanced air,
In counterpoise, now ponders all events,
Battles and realms; in these he put two weights,
The sequel each of parting and of fight;
The latter quick up flew, and kickd the beam.
Milton.Paradise Lost, Book IV. Line 999; Shenstone, Economy, Part I.; Churchill, Independence.