#399 When did people first start using locks and keys?
When did people first start using locks and keys? Keys and locks were first used about 6,000 years ago. The earliest lock that has been found so far was 6,000…
When did people first start using locks and keys? Keys and locks were first used about 6,000 years ago. The earliest lock that has been found so far was 6,000…
How does a skeleton key work? By removing all of the parts that would get caught on the wards. Skeleton keys are also known as pass keys or master keys.…