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Handwritten caption beside this photo reads: "Damage to Cassiar Grader, result of hazardous access to site". Rocks and rubble in foreground, mountain in background. Grader appears to be sitting on edge of cliff.

Photograph depicts four construction workers in front of tall wood structure extending to top level of construction area. Building material and supplies cover the ground: lumber, saw horses etc. Barricades against loose rock enclose area in midground (see item 2000.1.1.2.352). Plastic-covered pile sits at top level in background.

Photograph depicts different levels of crusher foundations built into mountainside. Dirt piles and unidentified machinery in foreground, power lines and mountain range in background.

Handwritten caption beside this photo reads: "Lowering Crusher Base into place." Square crusher base in foreground is being lowered by a traveler crane on wheels. Two construction workers stand watching on left. Crane stands against mountainside in background.

Handwritten caption beside this photo reads: "Moving the sides of Bin into place. Weight nine tons". Two construction workers on right of a large steel bin side. Steel framework and sheeting in background.

Handwritten annotation on recto of photograph: "RETAINING RIBS JUNE 29/64". Photograph depicts construction workers on and near wooden framework structure extending from base of crusher building. Crane in background against mountainside. Miscellaneous construction equipment and materials throughout.

This file contains various aspects of the underground mine.

• Photos depicting damage to the underground mine such as fallen rocks, cracked shotcrete, twisted rock bolts and metal mesh, exposed and damaged steel structural frames, and repairs underway.
• Steel cables, chains, support arches, and custom welded rebar frames used in the structural reinforcement of the underground mine.
• Several engineering tests related to the structural damages are depicted.
• Two sets of images show a Porta Power hydraulic tool with a ready rod attached, a hand pump, as well as images of a technician testing the holding power of a rock bolt.
• Set of images documents a technician drilling cores and installing extensometer anchors, as well as grouting the anchors and connecting an extensometer. Technicians are shown inspecting damages with a ruler and rockhammer for scale.
• A set of images showcase the threaded rebar, nuts, and face plates used for rockbolts.
• Utility vehicles, yellow vent ducting, and utility pipes are visible in several images.
• Also include is an image of a man in office space, foggy night scene with a telephone pole, office desk, stack of supplies including concrete, steel cable, and spray paint, and several images of a broken piece of ore and concrete outside the mine portal.
• Several images depict miners working in the bucket of a scoop tram.
• Photos of the stramler feeder breakers, which was used in the underground mine.
• Images of ground support verifications where the deficiency of the exhaust ramp was investigated. This collection has various annotations explaining the broken shotcrete and the wire mesh installed.
• A collection of photographs depicting tunnel shotcrete failures. Each photograph has an accompanied textual annotation.
• Photos of MMD #750 Sizer equipment - assumed used in Underground Mine.
• Photos of pump used in 1335 level, wheel fan for ventilation removed from 1350 level,
• A collection of ground fall event 29 March 1989 - with annotations depicting damage

File contains photographs documenting the construction of Cassiar's new mill building. Photos depict early excavation, foundations, framework, construction of all seven stories, sheeting, siding, and roof tarring. Also included are photos depicting the large model of the mill, as well as construction work done on the tramline. Photos taken inside the mill depict flooring work, and milling machinery including feed chutes, screens, fans, wheelabrators, control panels, electrical panels, conveyor systems, vacuum systems, and the fan-driven air system that transported the fiber. Many photos depict construction workers, building supplies, worksites, and equipment including cranes, bulldozers, tractors, hauling trucks and trailer flatbeds. Some photos depict aerial views from the new mill and feature the plantsite, tramline, mine road, mountains, and valley.

File contains set of images taken in Faro, Y.T. Annotation on photo envelope reads: “Visit to / CYPRUS ANVIL / FARO Y.T. / SEPT 1975 / BY DALE CARIN / R. WILSON.” Images depict the pit mine operated by Cyprus Anvil Corporation, including a grader, ore hauling truck (likely a Wabco), an explosives transport truck, and unidentified equipment including an electrical utility box and some type of rotating wheel in the mill building.

Men working among lumber at crusher building site, various materials scattered throughout. Vertically protruding planks from framework of crusher building are in foreground. Tree-covered valley in background. Construction of a long structure near the edge of the excavation area can be seen in midground; this is speculated to be the section of the crusher building which housed conveyor "B".

Men standing behind saw horses on bottom level of crusher building site, lumber scattered throughout. View facing into mountainside.

View of crusher building from above, featuring the bottom level foundation. A dirt road and long building believed to be housing conveyor "B" cross the midground. Valley in background.

Photograph depicts man standing at bottom of crusher building. Portions of framework near top are covered with plastic. Snow on mountainside in background.

Handwritten caption beside this photo reads: "Lunchroom Damaged by Boulder". Large boulder stands to right of small building, walls of right corner partially destroyed. Lumber, upturned saw horse, and various other material lie on ground. Dirt road in foreground, mountainside in background.

Blue sky in background.

Handwritten caption beside this photo reads: "Elaborate barricades required due to amount of loose rock falling continuously". Three men work in area confined by barricades made of vertical metal rods and horizontal wood planks. Miscellaneous building material and supplies cover the ground. Rock pile in foreground on right.

Photograph depicts a construction worker carrying a plank of lumber across a higher level area of the construction site, semi-constructed walls below him. Barricades against loose rock are semi-visible in foreground (see item 2000.1.1.2.352).

Three men work in area confined by barricades made of vertical metal rods and horizontal wood planks (see item 2000.1.1.2.352). Two ladders in foreground, (one being used by construction worker). Lumber and semi-finished walls can be seen at higher level of elevation in background.

Stick, boom, and bucket of a "NORTHWEST" cable shovel excavator can be seen left of a steep wall of earth in lower level of construction area. Construction worker is partially visible in foreground on far right. Building materials in background.

Handwritten annotation on recto of photograph: "POURING FOOTING RETAINING WALL JULY 4/64." Photograph depicts construction workers manually pouring cement into forms laid against mountain wall on high elevation of construction site. Cement is being transported by wheelbarrow. A retaining structure made with wood planks and rebar separates mountainside dirt from cement forms. A bulldozer can be seen in background, as well as a front end loader and back hoe tractor. Building at crusher site also in background.

Handwritten annotation on recto of photograph: "FORMING FOOTING FOR TRANSFORMER HOUSE AUG 20/64." Photograph depicts construction workers standing in forms made of wood and rebar for cement footings. Lumber scattered throughout, mountain range in background.

Photo depicts workers at construction site of Cassiar's new mill building.

File contains portraits and sample photographs of exposed asbestos fibre: in veins of rock outcrops, and loose in talus on McDame Mountain (location of Cassiar mine). Some photographs were printed in Cassiar's Annual Reports, with labels and descriptions.

Photograph depicts a pick hammer hanging from outcrop. Annotations on note glued to recto of photograph: "ASBESTOS"; "Outcrop of fibre bearing serpentine about centre of deposit and vertically over 300 adit on western slope." Areas of image have been labeled "A" and "B". Photo caption under printed copy of image in 1952 Annual Report: "A - indicates asbestos talus. B - indicates asbestos veinlets."

Photograph depicts two unidentified men on road or mining bench at high elevation on mountain, valley in background.

Photograph depicts cable-operated shovel loading two Kenworth haul trucks on road in mine area at high elevation. Three unidentified men are gathered around truck in foreground. Valley and mountain range in distance.

File includes six aggregations of photographs which have been assembled in this file in order to maintain the integrity of each group by keeping the photos arranged together, though each group features operations pertaining to multiple files in this subseries. Includes groups featuring photos from 1961, 1965 1971, a helicopter trip, a community album, and a workplace album. Photographs depict images pertaining to the following operations at Cassiar, B.C.: mining, milling, maintenance, labratory tests, and tramline and town operations. Images featuring operations of the company town include the grocery store, bank, churches, school, library, lounge, pool, theater, community center, outdoor recreation, hospital, dentist, cafeteria, bus route, residences, air strip, firehall, laundromat, park, police, and newspaper.

Photographs depict construction of the new mill, each taken from approximately the same distance and featuring two different angles of the building. Construction work progresses from framework to sheeting and siding. Vehicles, piles of building supplies, and a construction trailer are often in foreground, mountains in background. It is believed that these photographs were taken during a labour dispute. Each photo has been annotated on recto with the date and time of day, and some document the number of workers on site. Annotations include: "2 days work", "work gets less & less", "not much for 4 men", "very little done - less than usual low performance", "0° - 20° weather must have thickened their blood".

Cassiar Asbestos Corporation Ltd opened a second mine in 1967 at what became the one-industry town of Clinton Creek, Y.T. File contains photographs depicting progressive construction of buildings at the Clinton Creek mine, plant, townsite and powerhouse. Mine photos depict the crusher site and tramline station. Plant photos depict the dryer, fibre storage, mill, service, vault, and office buildings, as well as the dry rock storage tunnel, reclaim tunnel, and loading dock. Construction living quarters are depicted as well as the construction of residences at the townsite. The power house was built south of the town and plant, on the shore of the 40 Mile River. Some annotations describe the type of material being used for construction.

Cassiar Asbestos Corporation Ltd opened a second mine in 1967 at what became the one-industry town of Clinton Creek, Y.T. File contains photographs depicting different areas of operations at Clinton Creek. Locations include the mine, plant, town, tailings pile, main office, the 40 Mile River, and surrounding area. Town photos depict the grocery store, cafeteria, medical clinic, school, auditorium residential area, Connell Street and power house. File also includes aerial photographs and images depicting forest fighting, photographers capturing the tailings pile, asbestos samples, mining machinery, staff offices, and operations in the mill, lab, and garage.

Additional photographs integrated into file depict Clinton Creek's surrounding area, and three slides of a tailing pile explosion believed to be Clinton Creek.