- [S38] 1851 Census - Cambridgeshire and the Isle of Ely, Cambridgeshire Family History Society, (2002;), HO 107/1761 f.22A (Reliability: 3).
Castle Camps, Cambridgeshire
John Belsham, H, M, 68, Thacher, CAM C Camps
Margerat Belsham, Wf, M, 69, IRL Ross Common
Jacob Belsham, S, U, 27, Blacksmith, CAM C Camps
- [S55] Castle Camps, Cambridgeshire - Transcript of Parish Register, baptism of Jacob Belsham son of John & Margaret of Camps Green lab born 21 Dec 1823 (Reliability: 3).
- [S302] Journal of the Cambridgeshire Family History Society, "Cambs Strays from Helions Bumpstead", Volume 3 No.4, November 1981, p.100 (Reliability: 2).
- [S80] Shudy Camps, Cambridgeshire - Transcript of Parish Register, CA/R44., both bride and groom were widowed, Margaret made her mark and was of Shudy Camps, John was of Castle Camps (Reliability: 3).