1793 - Birth of his father John at Ferring, Sussex, England 

31 Aug 1800 - Christening of his mother Mary at Effingham, Surrey, England 

1800 - Birth of his mother Mary at Effingham, Surrey, England 

27 Dec 1828 - Marriage of parents at Angmering, Sussex, England 

22 Sep 1829 - Christening at Angmering, Sussex, England 

1829 - Birth at Angmering, Sussex, England 

30 Mar 1851 - Census Record: William Cortis - Son Unmarried Age: 21 Occ: Not Noted Born in: Angmering Sussex

7 Apr 1861 - Census Record: William P Cortis - Son Unmarried Age: 31 Occ: Not Noted Born in: Angmering Sussex

10 May 1866 - Death of his father John at Ferring, Sussex, England 

18 May 1866 - Burial of his father John at St. Andrew's Churchyard, Ferring, Sussex, England 

2 Apr 1871 - Census Record: William P Cortis - Head Single Age: 41 Occ: Farmer Born in: Angmering Sussex