Suspend a ring by a hair from the finger. Let it swing over a tumbler. The number of strokes against the side of the tumbler indicates the number of years of age of the future husband.
Prince Edward Island.

Suspend a ring by a hair from the finger. Let it swing over a tumbler. The number of strokes against the side of the tumbler indicates the number of years of age of the future husband.
Source: Current Superstitions (1896), entry 263.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.