| 1. | Title Hollywood Cemetary (Harrington, Kent, Delaware, USA), Grave Markersa; Page Sipple, William L (1850-1921); Text http://image2.findagrave.com/photos/2011/136/35960687_130562880123.jpg; [Source Record]; Attached To Birth; Burial; Death |
| 2. | Title 1850 Census of USA, Delaware, Kent; Online Imagesb; Page Milford and Mispillion Hundred - Page 101; Text https://familysearch.org/ark:/61903/3:1:S3HT-6XQC-JYJ; [Source Record]; Attached To Birth |
| 3. | Title Delaware, USA, DEATH Certificatesc; Source Repository Citation, Repository FamilySearch.org [Repository]; Page Sipple, William Luff (1850-1921); Text https://familysearch.org/ark:/61903/3:1:S3HT-D4M3-CNB; [Source Record]; Attached To Birth; Death |
a. Hollywood Cemetary (Harrington, Kent, Delaware, USA). Grave markers.; Attached To Citation (2)
b. 1850 census of USA. Delaware. Kent. Digital images. familysearch.org.; Attached To Citation (2)
c. Delaware, USA. DEATH Certificates.; Attached To Citation (2)