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Reproduced map on mylar depicts locations of elevations and benchmarks at the Aleza Lake forest.

Reproduced map on mylar depicts a proposed railway spur for the Aleza Lake Forest Experiment Station.

Reproduced map on mylar depicts the Aleza Lake timber reserve near Aleza Lake, BC.

Original forest cover map shows timber history in the area of Giscome, BC.

Map is a mylar reproduction of an Aleza Lake Forest Reserve map.

Map is an uncontrolled mosaic of aerial photography of the Aleza Lake Research Forest, with a July 1955 date of the air photography. Duplicate exists.

Map is a photocopy reproduction of the Aleza Lake Experiment Forest working circle timber sale map that was included in the appendix to the 1957 Aleza working plan.

Map is a photocopy reproduction of the Aleza Lake Experiment Forest development map that was included in the appendix to the 1957 Aleza working plan.

Map is a photocopy reproduction of the Aleza Lake Experiment Forest permanent plot map that was included in the appendix to the 1957 Aleza working plan.

Map is a photocopy reproduction of the Aleza Lake Experiment Forest map that was included in the appendix to the 1957 Aleza working plan.

Map is a photocopy reproduction of the "Aleza Lake Experiment Forest" map that was included in the appendix to the 1957 Aleza working plan.

Photograph depicts group of 12 men standing on steps at back of main office. Front row: Jack Berry, Mickey Dopson, Andre Beguin, Fred Murray. 2nd row: Dick Stevens, Rene Pasiaud. Third row: Craigie Hood, Alex Powell. Back row: Dr. Charles Cobb MD, Peter Davies, Chuck Caron (holding paper), Bill Johnston. Berry and Dopson are wearing hard hats. Windows and doors of office building in background. Stamped annotation on recto of photograph: "Munshaw Colour Service Ltd. OCT 24 1958".

Photograph depicts an unidentified individual wearing a welding helmet, and kneeling behind large bearing cups of one of the Ruston Hornsby diesel engines that turned the generators in the power house on the Cassiar plant. Door, bulletin board, and miscellaneous supplies in background.

Photograph depicts the large bearing cups of one of the Ruston Hornsby diesel engines that turned the generators in the power house on the Cassiar plant. Engine believed to be under repair. Electric panels in background.

Photograph depicts the large bearing cups of one of the Ruston Hornsby diesel engines that turned the generators in the power house on the Cassiar plant. Engine believed to be under repair. Saw horse, machinery, and electric panels in background.

Photograph depicts the large bearing cups of one of the Ruston Hornsby diesel engines that turned the generators in the power house on the Cassiar plant. Engine believed to be under repair. Electric panels in background.

Photograph depicts the large bearing cups of one of the Ruston Hornsby diesel engines that turned the generators in the power house on the Cassiar plant. Engine believed to be under repair. Electric panels and unidentified individual in background.

Slide depicts a black bear eating garbage by wooden outbuildings, possibly at the Aleza Lake Experiment Station.

Slide depicts a detonation in an area of cleared ground in a forested area, likely the Aleza Lake Experiment Station. Work may have been undertaken for roadbuilding activities at the Experiment Station.

Slide depicts a cleared area at the Aleza Lake Experiment Station with plant regeneration.

Slide depicts a heavily forested area with fallen logs, likely at the Aleza Lake Experiment Station.

Slide depicts the original wooden BC Forest Service sign for the Aleza Lake Forest Experiment Station.

Slide depicts a burning building at the Aleza Lake Experiment Station on the date it was shut down by the BC Forest Service.

Slide depicts a view of what is possibly the Upper Fraser River.

Slide depicts the Ranger Station at the Aleza Lake Experiment Station.

Slide depicts a man operating heavy equipment in a forest, likely at the Aleza Lake Experiment Station.

Slide depicts a sawmill in operation, likely located in the Upper Fraser area, with a pile of burning wood products and a beehive burner.

Slide depicts a bulldozer clearing ground, likely at the Aleza Lake Experiment Station.

Slide depicts a cleared area in a forest, likely at the Aleza Lake Experiment Station.

Slide depicts cleared ground and felled trees in a forested area, likely at the Aleza Lake Experiment Station.

Photograph depicts Ross Duddy with back to photographer, working at table in lab. Unidentified woman stands in right foreground operating unidentified machinery. Miscellaneous equipment and supplies throughout. Handwritten annotation on recto of photograph: "ROSS DUDDY / LAB SUPER".

Photograph depicts group of twenty-four men standing on front steps of main office building. Handwritten annotations on recto of similar photograph: "OFFICE STEPS APPROX 1965 / TOP L-R / JULIEN ST. GEORGES / GEORGE TROWSDALE / HANS VELTMEYER / BOB LOVETT / KARL SHULTZ / LOTHAR TISCHLER / - "; "2ND / FRANK CLEMENTS [i.e Kliment?] / BILL PLUMB / HEWETT / - "; "3RD - / - / RENE PASIAUD / DICK [Stevens]"; "4TH / DOC NAVIN / VIC SARAKOSKI / - "; "5TH / CHARLIE GANDER / GORDON EDWARDS / AL FLANIGAN [i.e. Flanagan?] / ANDRE BEGUIN / CHARLIE BRONSON / JACK THORNICROFT". Information in above annotation supplemented with insight from individuals who contributed to Northern BC Archives Facebook Photo ID Project, contact archivist for more information in research file pertaining to item 2000.1.1.3.19.75.

Photograph depicts man [possibly Paul Clark?] seated with two women at table in lab. Second man [possibly Lab Superintendent Ross Duddy?] seated at table in background. Miscellaneous equipment and supplies throughout. Handwritten annotation on recto of photograph: "Paul Clark / [Odett?] Cario".

Photograph depicts two women seated at lab table, facing away from photographer. Woman on right believed to be combing asbestos fibres to determine length and grade. Woman on left believed to be conducting standard lab tests (weighing filters, test tubes, or fibres).

Photograph depicts unidentified woman using Bauer Mcnett machine to test length of fibre samples by using water. Woman stands facing wall, away from photographer, unidentified equipment on either side.

Photograph depicts group of twenty-four men standing on front steps of main office building. Handwritten annotations on recto of similar photograph: "OFFICE STEPS APPROX 1965 / TOP L-R / JULIEN ST. GEORGES / GEORGE TROWSDALE / HANS VELTMEYER / BOB LOVETT / KARL SHULTZ / LOTHAR TISCHLER / - "; "2ND / FRANK CLEMENTS [i.e Kliment?] / BILL PLUMB / HEWETT / - "; "3RD - / - / RENE PASIAUD / DICK [Stevens]"; "4TH / DOC NAVIN / VIC SARAKOSKI / - "; "5TH / CHARLIE GANDER / GORDON EDWARDS / AL FLANIGAN [i.e. Flanagan?] / ANDRE BEGUIN / CHARLIE BRONSON / JACK THORNICROFT". Information in above annotation supplemented with insight from individuals who contributed to Northern BC Archives Facebook Photo ID Project, contact archivist for more information in research file pertaining to this photograph.

Large-format map depicts the Monkman Public Sustained Yield Unit (PSYU) and Tree Farm Licence 30 east of Prince George.

File consists of:

• An original final draft of John Revel's problem analysis entitled "Silviculture in Spruce-Alpine Fir Types in the North Central Interior of British Columbia" for E.P. 639 with the Research Division of the BC Forest Service.

Large-format map depicts the Monkman Public Sustained Yield Unit (PSYU) east of Prince George.

Image depicts a hand-held ice drill.

Image depicts an unidentified individual drilling into the ice.

Photographs are panoramas taken from the Churchill BC Forest Service Lookout, located at latitude 54°04' and longitude 122°16'. The photographs were bound together and include a transparent grid that was intended to be used for locating forest fires.

Image depicts a sunshine recorder at an uncertain location.

Image depicts two unidentified individuals and a van on a farm at an uncertain location, possibly a place called Cypress Hill, with an atmometer and a sunshine recorder.

Image depicts an evaporation pan for water evaporation measurements. The location is uncertain.

Map reproduction of the Aleza Lake Research Forest depicts timber sale areas, forest cover, and other details.

Image depicts an atmometer. According to the slide, it is being used for measuring the rate of water evaporation "from carborundum stone." The location is uncertain.

Image depicts a snow gauge at an uncertain location.

Map reproduction of the Sinclair Spruce Lumber Co. Ltd. T.S.H.L. A01848 C.P. 310 cutting area, likely in the Aleza Lake Research Forest.

Image depicts numerous individuals wearing hard hats in what appears to be a computer room somewhere in Mackenzie, B.C.