Image of the construction of the Canadian Pacific Railway (C.P.R.) in Jackfish, Ontario. Reads: "West end of tunnel from interior, R. G. Reid's Jackfish contract. C. P. R.".

An imagine of the rock blasting taking place in Jackfish, Ontario to facilitate building of the Canadian Pacific Railway (C.P.R.). Reads: "Morrison's Cut. Ogilvies Jackfish Contract. C.P.R.".

Image of Canadian Pacific Railway (C.P.R.) river crossing in Jackfish, Ontario. Reads: "128-Bird's eye view of Jackfish Crossing".

Postcard of Jackfish, former CPR station town in Northern Ontario.

Jack pine/black spruce fire origin. Burt Township. Englehart Management Unit, Swastika. n.b. recent windthrow.

Jack pine(2+0) planted 1970 in shelter belt. New Brunswick roots. Person is Bob Bezzant. J.D.Irving, Biggar Ridge, Juniper.

Jack pine(2+0) planted 1970 in shelter belt. New Brunswick roots. Person is Bob Bezzant. J.D.Irving, Biggar Ridge, Juniper.

Vigorous crown, good form in 60 yr jack pine. N.B. poor form -broken crown to right

Jackpine in Ontario tube planted 1966, extracted 1970 after 4 yrs N.B. root symmetry & residual tube. Willison Twp. Engelhart Management Unit.

2+0 jack pine planted 1967, extracted 1970 after 4 yrs. N.B. bend in root from planting with Sandvik hoe & general distribution of roots. Engelhart Management Unit (Plonski)