T. L. Walker

Observations on percussion figures on cleavage plates of mica

T. L. Walker, 1896 .

Geological and Petrographical Studies of the Sudbury Nickel District (Canada)

T. L. Walker, 1897, Quarterly Journal of the Geological Society of London.

Notes on nickeliferous pyrite from Murray Mine, Sudbury, Ont

T. L. Walker, 1894, American Journal of Science.