ARCH255737
1963-1965
ARCH255738
ca. 1967
PH1991:0234
16 May 1972
PH1991:0235
16 May 1972
PH1992:0008
1990
Lachine Canal Project: Canadian Switch and Spring Plant, Montréal, Québec
Actions:
PH1992:0008
PH1989:0159
June 1989
PH1989:0246
1987 or 1988
PH1989:0247
1987 or 1988
PH1989:0248
1987 or 1988
PH1989:0249
1987 or 1988