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Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr. Caption states: "Note openings made in stand."

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr. Photograph depicts mature spruce and balsam reproduction.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

File contains reports and essays on certain research projects ranging from the year 1924 to 1984. The topics of these research projects include cutting methods, guidelines for marking techniques, and scarification.

File contains colour aerial photography of the Aleza Lake Research Forest from 1994.

Caption describing photograph: "Pulpwood Logging Operations on P.T.S. X91960, Swamp Lake, Prince George Pulp and Paper Ltd."

Caption describing photograph: "Pulpwood Logging Operations on P.T.S. X91960, Swamp Lake, Prince George Pulp and Paper Ltd."

Caption describing photograph: "Pulpwood Logging Operations on P.T.S. X91960, Swamp Lake, Prince George Pulp and Paper Ltd."

Caption describing photograph: "Pulpwood Logging Operations on P.T.S. X91960, Swamp Lake, Prince George Pulp and Paper Ltd. Close-up of rubber-tired skidder at landing." Harry Coates holds a measuring tape against a felled tree to show trunk diameter.

Caption describing photograph: "Top Pruning of 1 1/2 + 1 1/2 Lodgepole Pine at Red Rock Nursery. Block No. 3. Pruned to 8". Control."

Caption describing photograph: "Top Pruning of 1 1/2 + 1 1/2 Lodgepole Pine at Red Rock Nursery. Block No. 1. Pruned to 8". Control."

Caption describing photograph: "Pulpwood Logging Operations on P.T.S. X91960, Swamp Lake, Prince George Pulp and Paper Ltd. Close-up of Pre-loading Trailer and Typical Load of pulp wood."

Caption describing photograph: "Maturing 2nd year cones on right, mature non-serrotinous cone with seed dispersed on left."

Caption describing photograph: "First year female strobilus on Lodgepole Pine."

Caption describing photograph: "Female flowers of Abies lasiocarpa prior to pollenation. Pine Pass, July 1, 1968."

Caption describing photograph: "Heavy crop of female flowers at Davie Lake (note center tree) from top of one of Dr. Eis scaffolds."

Caption describing photograph: "Female flowers of White Spruce. Davie Lake, prior to pollenation. June 16/1968."

Caption describing photograph: "E.P. 638 Seeding Trials - Prince George. Typical Development of White Spruce. Showing seedlings from Genevieve Lake and Buckhorn Burn. Exploratory Direct Seeding Trials in Prince George Forest District. Photo by Craftsman Photographers, Prince George."

Caption describing photograph: "October 1966. Typical Development of Lodgepole Pine and Douglas Fir Planting Stock at Telkwa Nursery. Negative filed with P.I.E. No. 15769, O.D.C. 232.411.2. Lodgepole pine seedlings planted with E.P. 638 Seeding Trial No. 10 in October 1966. Stock produced for Species Trials in Prince George Forest District. Photo by Craftsmans Studio, Prince George. See report file 0193652 or E.P. 638 Seeding Trial No. 10."

Caption describing photograph: "Seeding Trial No. 9. Typical one-year old seedlings. Lodgepole pine on area slash burned autumn 1965 and broadcast seeded at 8 ozs. per acre on Dec. 14, 1965 (10" snow). Exploratory Direct Seeding Trials in Prince George Forest District. Per title: Location T.S. X91918 Cluculz Lake (Lloyd Bros.). Photo: W.D. West, Prince George, negative filed with P.I.E. No. 15794/2."

Caption describing photograph: "Seeding Trial No. 1. Typical Three-year old seedlings. Lodgepole Pine on area scarified in 1963 and Broadcast Seeded in June 1964 at 7.6 ozs per acre. Exploratory Direct Seeding Trials in Prince George Forest District. Per title: Location T.S. X91918 Cluculz Lake (Lloyd Bros.). Photo: W.D. West, Prince George, negative filed with P.I.E. No. 15794/1."

No caption provided with photograph. Similar photograph has the following caption: "View of transplant and seed bed areas, established Spring 1966. Buildings moved from Forest Service warehouse site on 15 Ave."

Caption describing photograph: "Field south of windbreak fallowed in readiness for Autumn seeding, most of visible area had been in clover prior to breaking."

Caption describing photograph: "Typical young aspen and Willow cover over the area now in seedling or transplant beds. Hand pulled, rough broken, rooted prior to plowing (by inmate crews April 1966)."

Caption describing photograph: "Condition after hand pulling, piling and burning, and rough clearing. Note roots in soil. Northwest Cor of present clearing."

Caption describing photograph: "Foreground cultivated in readiness for establishment of seed or transplant beds. Backgroun is transplant area est. Spring 1966."

No caption provided with photograph. Photograph depicts a fallowed field at Red Rock Nursery.

Caption describing photograph: "Small area of transplants on West side of clearing, established Spring 1966. Note thrifty stand of aspend with Spruce understory, typical of stands on this soil type and history of burning."

Caption describing photograph: "View of transplant and seed bed areas, established Spring 1966. Buildings moved from Forest Service warehouse site on 15 Ave."

Caption describing photograph: "Rolf Hellenius."

Caption describing photograph: "Rolf Hellenius and Roy Scully."

No caption provided with photograph. Similar photograph has the following caption: "View of transplant and seed bed areas, established Spring 1966. Buildings moved from Forest Service warehouse site on 15 Ave."

Caption describing photograph: "Black Spruce residuals (Ht 35-40', 5-9" DBH Age 80). Potentially commercial pulp wood remaining after pulp logging a fully stock 95 yrs stand of Lodgepole pine and White Spruce on imperfectly drained silty clay. Mile 6.5 Hart Highway. (Illustrate frequent occurrence of P mariana on soils other than organic muck or sphagnum bogs)."

Caption describing photograph: "Typical of extensive cultivation of Bednesti silty loams and silt in Wright Creek and Salmon River Area. Forage crops, seed timothy, grains and root crops. Much of lacustrine deposits within 20 mile radius have this potential."

Caption describing photograph: "Bark habit at mid-bole."