University of Hull Royal Database (England), Author Address: @ natural d of John & Agatha Ferrers (with caveat "It is known
that Agatha was a mistress of John, but it is only supposition
that she is the mother of his child)

The cited information was published by University of Hull, Hull, UK HU6 7RX, 1994, 1995, 1996 (Ref: natural d of John & Agatha Ferrers (with caveat "It is known
that Agatha was a mistress of John, but it is only supposition
that she is the mother of his child)) The author/originator was Brian Tompsett, Dept of Computer Science.

• Source Notes

  Usually reliable but sometimes includes hypothetical lines,
  mythological figures, etc.

• References (2)
  • Parent Source: University of Hull Royal Database (England), Author Address:
  • Individual: Joanna of England