Haurongo: Enys, John Davies
He whakaaturanga anō
Rārangi pukapuka
Abrahamson, J. John and Charles Enys: Castle Hill runholders, 1864–1891. Christchurch, 2017
Enys, J. D. Personal papers, 1837–1888. MS. CMU
Haast, H. F. von. The life and times of Sir Julius von Haast. Wellington, 1948
Logan, R. Waimakariri. Christchurch, 1987
Richards, E. C. Castle Hill. Christchurch, 1951