| Sources  | 
- [S4]  CRI, Sep 1866, Royston, vol 3a, p223 (Reliability: 3), 2 Oct 2009. 
 
  
- [S8]  IGI, batch C072112 (Reliability: 3), 2 Oct 2009. 
 
  
- [S870]  UK Census 1871 Barkway, Hertfordshire, UK RG10-1359-146-6 (Head is Daniel Drage.), (RG10-1359-146-6), RG10-1359-146-6, 2 Apr 1871. 
 
  
- [S134]  Hertfordshire, UK Parish Records, DP13 1/20 film 139 (Reliability: 3), 17 Oct 2009. 
 
  
- [S4]  CRI, Jun 1865, Royston, vol 3a, p275 (Reliability: 3), 2 Oct 2009. 
 
  
- [S8]  IGI, No batch number given (Reliability: 3), 2 Oct 1865. 
 
  
- [S134]  Hertfordshire, UK Parish Records, DP 13 1/20 film 139 (Reliability: 3), 17 Oct 2009. 
  
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