It's bad luck to leave a house through a different door than the one used to come into it.
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An acorn at the window will keep lightning out
93
According to an age old custom, carrying a dead shrew in your pocket wards off rheumatism!
24
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
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
An acorn should be carried to bring luck and ensure a long life.
115
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.
78
Pirates believed that piercing the ears with such precious metals as silver and gold improved one's eyesight.
131