References for Charles Chree
- S Chapman, Charles Chree and his work on geomagnetism, Proc. Phys. Soc. 53 (1941), 629-634.
- Obituary: Dr Charles Chree, Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character Vol. 122 (790) (Feb 1, 1929), i-xviii.
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