Research
Post-mortem examinations of birds found dead during the cold spells of 1954 and 1956.
Ash, J.S. 1957. Bird Study, 4: 159-166.
Helminth parasites in some wild birds.
Clapham, P.A. 1957. Bird Study, 4: 193-196.
Criteria for aging pheasant embryos.
Fant, R.J. 1957. Journal of Wildlife Management, 21: 324-328.