At times, a horseshoe may be found above doorways. When positioned like a regular 'U' it supposedly collects luck. However, when it is positioned like an upside-down 'U' the luck supposedly drains.
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Placing a hat on the bed is, apparently, bad luck. (South Carolina)
9
A single magpie is considered a sign of bad luck. A Guide to the Scientific Knowledge of Things Familiar recites an old proverb concerning the incidence of bad weather when magpies forage alone and a possible scientific explanation for this.
49
In some parts of England, rum is used to wash a baby's head for good luck.
71
An acorn should be carried to bring luck and ensure a long life.
115
Amber beads, worn as a necklace, can protect against illness or cure colds.
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Pirates believed that piercing the ears with such precious metals as silver and gold improved one's eyesight.
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It is bad luck to put new shoes on a bed (or a table) (comes from the tradition of dressing a corpse in new clothes and shoes and laying them out so everyone can give their respects) - (UK)
57