Specification of Brad. Model built for Dr J.C. Bradshaw, Christchurch cathedral (4pp.), 1922-11-11 Unit ID: 7 Date: 1922-11-11
Threlfall. Spontaneous heating of coal cargoes, Sydney, Government Printer (49pp), 1897 Unit ID: 5 Date: 1897
Threlfall. The new physical laboratory at the University of Sydney, 1888-1888 Unit ID: 3 Date: 1888/1888
Threlfall. The present state of electrical knowledge: presidential address, 1890 Unit ID: 4 Date: 1890