Home › Mrs. Murphy › Pay Dirt P Pay Dirt by Rita Mae Brown · 1995 · Book 4 of Mrs. Murphy Buy on Amazon As an Amazon Associate we earn from qualifying purchases. About “Pay Dirt” Pay Dirt is a 1995 book by Rita Mae Brown. It is book 4 of the series Mrs. Murphy. Book details First published 1995 ← Murder at Monticello All Mrs. Murphy books in order Murder, She Meowed →