Lands, O. D. of, Forests, C. A. B., Blake, V. B., & Lewis, R. M. (1963). Big Creek Region Conservation Report: History. Unknown.
Reference author: R. Lewis
First name
R.
Middle name
M.
Last name
Lewis
Planning, O. D. of, , & Lewis, R. M. (1959). North Grey Region Conservation Report. Unknown.
Planning, O. D. of, , Blake, V. B., & Lewis, R. M. (1958). Napanee Valley Conservation Report. Unknown.
Planning, O. D. of, , Blake, V. B., & Lewis, R. M. (1952). Saugeen Valley Conservation Report. Unknown.