+--Henry Francis MACK  (30 Jul 1887-4 Oct 1979)
+--William (Henry) MACK  (24 Feb 1929-20 Jun 1986)
|  |        +--William NICKASON  (-6 Aug 1849)
|  |     +--John Thomas NICKASON  (5 Nov 1837-18 May 1914)
|  |     |  +--Mary Ann MACKRILL  (1791-6 Jul 1873)
|  |  +--Samuel David NICKASON  (24 May 1868-22 Oct 1941)
|  |  |  |     +--James READING 
|  |  |  |  +--Samuel READING  (ABT 1804-)
|  |  |  |  |  +--Susanna   
|  |  |  +--Martha READING  (31 Dec 1841-2 Feb 1916)
|  |  |     |  +--Aaron ABBOTT 
|  |  |     +--Elizabeth ABBOT  (ABT 1812-)
|  |  |        +--Mary   
|  +--Martha Pearlie NICKASON  (1894-Apr 1983)
|     +--Charity (Cherry) WEBB  (26 Aug 1876-20 Feb 1953)
Brenda Pearl MACK 
+--Stella Mildred COLE  (24 May 1933-20 Jul 1999)