KEY. An instrument made for shutting and opening a lock.
2. The keys of a house are considered as real estate, and descend to the heir with the inheritance. But see 5 Blackf. 417.
3. When the keys of a warehouse are delivered to a purchaser of goods locked up there, with a view of effecting a delivery of such goods, the delivery is complete. The doctrine of the civil law is the same. Dig. lib. 41, t. 1, 1. 9, 6; and lib. 18, t. 1, 1. 74.