BAPTISMS solemnized in the District Parish of
St John Islington
in County of
Middlesex
in the Year 1852
| When Baptised | Sep 1 | |
| No. | 1568 | |
| Child's Christian Name | William Herbert | |
| Parent's Name | Christian |
William
Penelope |
| Surname | Mayo | |
| Abode | Park Road | |
| Quality, Trade, or Profession | Manufacturer of Mineral Water | |
| By Whom the Ceremony was performed | C.H?. Edmunstone? | |
Source: London Metropolitan Archives, Saint John The Evangelist, Upper Holloway, Register of baptisms, P83/JNE, Item 001
Source: Ancestry.com. London, England, Births and Baptisms, 1813-1906