Page 108 says Thomas, George and William Henry married Richardson sisters -- Martha, Elizabeth and Catherine. Assume that Martha and Sarah are the same person.
Name: Catherine Rorke Date of Birth: 14 Oct 1872 Gender: Female Birth County: Grey Father's Name: Thomas Jacob Rorke Mother's Name: Sarah Valentina Richardson Roll Number: MS929_7
ON GREY (East/Est) (#64) Subdistrict: Collingwood A-9
1 79 Rorke Sarah V F Head W Nov 15 1838 62 Ont r Irish Canadian Quaker Farmer 2 79 Rorke Catharine F Daughter S Oct 14 1872 28 Ont r Irish Canadian Quaker 3 79 Rorke Emma B. F Daughter S ? 29 1876 24 Ont r Irish Canadian Quaker 4 79 Rorke James M Son S Aug 26 1870 30 Ont r Irish Canadian Quaker Farmer