An interesting source of history of black and white people in early America can be found in the book "Banjo Roots and Branches (Music in American life). There were a lot of surprises for me.
An interesting quote from Chapter 14:
Most of the first enslaved African Americans in Kentucky came from Virginia and Maryland where common whites, including indentured servants, socialized with slaves. “It was common, for example, for servants and slaves to run away together, steal hogs together, get drunk together. It was not uncommon for them to make love together.”7 Slaves freed by the mid-seventeenth century established homes along the Chesapeake where some interacted on an equal basis with their white neighbors.8 A genealogist documented the families of free African Americans in the 1790 federal census and found most were descendants of a white female indentured servant and a slave, who became free before racism fully developed:
Winans, Robert B. Banjo Roots and Branches (Music in American Life) . University of Illinois Press. Kindle Edition.