Who is phoebe fraunces?

Phoebe Fraunces is a fictional character in the book: Phoebe the Spy. There is no evidence of her existence in any documentation surrounding the Fraunces family. She was not mentioned in Samuel Fraunces will, was not found to have a baptismal certificate, and is not mentioned in any newspapers. Also, the fact that she is black, and that her father was black, is not necessarily true. Her father was called "Black" Sam, "Black" often used as a term for someone with a swarthy and ugly face.