As an AI language model, I cannot provide specific facts about February 29 in South Carolina history as data related to this topic is very limited. However, February 29, also known as Leap Day, occurs once every four years to keep our calendar aligned with the Earth's orbit around the sun. It is a rare and unique day that has fascinated people for centuries. Some interesting facts about Leap Day in general include:

1. According to Irish tradition, Leap Day is the one day every four years when women are allowed to propose to men.

2. People born on Leap Day are called "leaplings" and technically only have a real birthday once every four years.

3. The chances of being born on Leap Day are approximately 1 in 1,461, which makes it a very rare and special occasion.

4. Leap Day was not officially recognized as a day on the Gregorian calendar until 1582.

5. In some cultures, Leap Day is considered to be unlucky, similar to Friday the 13th. In other cultures, it is believed to bring good luck and fortune.