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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.

Image depicts several unknown individuals present as a piece of machinery is used to assist in the mining of gold at Mosquito Creek in Wells, B.C.

Image depicts a man using a piece of machinery for the mining of gold at Mosquito Creek in Wells, B.C.

Large-format map depicts Northwood Pulp & Timber operating areas in 1975.

Image depicts numerous piles of logs, and two unidentified individuals operating an excavator with a "thumb" attachment during the demolition of the Upper Fraser town site. Map coordinates 54°06'51.6"N 121°56'26.3"W

Image depicts a fossilised mammoth tooth found by Ray Mueller. Photograph taken at map coordinates 54.014188, -121.676973

Image depicts a saw and numerous wooden boards at an uncertain location.

Map reproduction depicts major areas of the Aleza Lake Experiment Forest.

Image depicts numerous pieces of machinery in the interior of a building at a dairy farm, located somewhere near Quesnel, B.C. Several unknown individuals are present.

Image depicts a yellow turbine inside an unknown concrete structure, possibly somewhere in Fort St. John, B.C.

Image depicts numerous pieces of what appears to be old farming equipment. There is also an unidentified individual sitting aginst the side of a building. The location is possibly Fort St. John, B.C.

Image depicts what appears to be a computer room at an uncertain location, possibly in Fort St. John, B.C.

Image depicts a turbine on a large industrial vehicle somewhere in or near Fort St. John, B.C.

Image depicts numerous wood crates and large pieces of machinery in an unknown concrete structure, possibly somewhere in Fort St. John, B.C.

Image depicts a piece of machinery shaped like a large metal cylinder. It is possibly located somewhere in Fort St. John, B.C.

Image depicts what appears to be a junkyard for old mining equipment at an uncertain location, though possibly near Gibraltar.

Image depicts a pile of irrigation pipes on a dairy farm somewhere near Quesnel, B.C.

Image depicts the interior of the Gibraltar chemical mill, where they separate the molybdenum.

Image depicts two unidentified individuals in hard hats leaning against the railing of a large, open space inside an unknown concrete structure. It is possibly located in Fort St. John, B.C.

Image depicts two individuals at work inside what appears to be a piece of machinery. It is possibly located somewhere in Fort St. John, B.C.

Image depicts an orange turbine in Fort St. John, B.C.

Image depicts an unknown individual standing next to a turbine located somewhere in Fort St. John, B.C.

Image depicts a turbine located somewhere in Fort St. John, B.C.

Image depicts a turbine on the back of an industrial vehicle, located somewhere in Fort St. John, B.C. The slide is labelled "Site one dam; turbine prop. (Russian.)"

Image depicts a turbine on the back of an industrial vehicle, located somewhere in Fort St. John, B.C.

Handwritten annotation on verso: “age 48, BCIT commencement speech pl-ning (?)”

Image depicts a conveyor belt, possibly located inside one of the old buildings at what is possibly the closed Britannia Mine.

Image depicts a piece of industrial machinery, possibly located at the closed Britannia Mine. Two unknown individuals are also present in the image.

Image depicts the Terzaghi Dam viewed from the downstream side near Bralorne B.C.

Image depicts the Lajoie hydroelectric generating station at the Lajoie Dam on the Bridge River (view of powerhouse and tailrace from top of dam).

Photograph depicts part of the vacuum dust control and removal system in the Cassiar mill building. Unidentified man can be seen at rotary air-lock, in which heavy blown dust would collect before dropping to plenum conveyor resting just above floor. From here, the dust would eventually be expelled at the tailings pile outside of the mill. Second unidentified man can be seen climbing steps in background. This section of the mill was located above the lab.

Photograph depicts Zora Ivanovska in safety gear, vaccuming asbestos dust from "hall screen" in mill (slanted vibrating tables with varying mesh sizes, used to separate different lengths of fibre). Mill General Foreman Tony Pinto is visible on far right, with unidentified man.

Photograph depicts three women wearing white aprons while conducting tests on asbestos fibre in lab area, miscellaneous equipment throughout room.

Image depicts the Bridge River No. 1 hydroelectric station on the shore of Seton Lake (rear side of powerhouse).

Image depicts the Lajoie Dam on the Bridge River, upstream side, showing part of Downton Lake and, in the foreground, the spillway intake.

Photograph depicts palletizer machinery, where bags of asbestos fibre were shrink-wrapped and made ready for shipping pallets. Palletizer was located near shipping (believed to be in mill building). Unidentified man visible in machinery on far left.

Photograph depicts Joseph wearing safety gear while standing at testing equipment on raised sampling station. Sign below Joseph reads "DO NOT DISTURB / SAMPLING IN PROGRESS / PROPERTY OF ENVIRONMENTAL CONTROL DEPT. / CASSIAR ASBESTOS LTD." Helen Joseph took air quality tests in the working areas and town (see item 2000.1.1.3.19.135). Power lines, unidentified building, and mountain base visible in background. Photo was taken during winter.

Photograph depicts woman wearing safety gear in second floor of mill building, holding unidentified instruments. Helen Joseph took air quality tests in the working areas and town (see item 2000.1.1.3.19.147).