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Handwritten annotation on recto of photograph: "ASBESTOS FIBRE VEINS AS THEY OCCURR IN A ROCK FACE". Photo caption under printed copy of image in 1952 Annual Report: "North Wall of adit approximately 225 feet from portal showing asbestos veinlets."

File contents relate to: Accounting / Payroll. Document type(s) include: computer floppy diskette.

File contents relate to: Accounting / Payroll. Document type(s) include: time cards.

File contents relate to: Accounting / Payroll. Document type(s) include: time cards.

File contents relate to: Accounting / Payroll. Document type(s) include: time cards.

File contents relate to: Accounting / Payroll. Document type(s) include: time cards.

File contents relate to: Accounting / Payroll. Document type(s) include: time cards.

File contents relate to: Town Administration of Cassiar Townsite. Document type(s) include: report. Notes: budget for projects.

File contents relate to: Mine Maintenance Issues. Document type(s) include: report. Notes: budget for project.

File contents relate to: Mine Maintenance Issues, Town Administration of Cassiar Townsite. Document type(s) include: report. Notes: budget for projects.

File contents relate to: Accounting / Payroll. Document type(s) include: time cards.

File contents relate to: Labour Management Issues. Document type(s) include: correspondence.

File contents relate to: Labour Management Issues. Document type(s) include: booklet.

File contents relate to: Labour Management Issues. Document type(s) include: agreement booklet local 6536.

File contents relate to: Labour Management Issues. Document type(s) include: agreement booklet local 8439.

File contents relate to: Labour Management Issues. Document type(s) include: agreement booklet local 6536.

File contents relate to: Labour Management Issues. Document type(s) include: agreement booklet local 6536.

File contains images depicting the underground mine at Cassiar, showing structural damages, repaired damage ground support, and mining and repair processes.

The file contains a photo inventory entitled “Underground Mine Structural Inspection, Rock Mechanics Dept. Foto Documentation” with a complete file inventory linking the picture number to a location, title, and dated film. This photographic documentation was assembled for the purposes of liaising with a underground mining consultant located in South Africa.

• Images document structural ground support including steel cables, support arches, metal mesh, shotcrete, rockbolts, wooden beams.
• Images show ground support damaged through ground movement, but some depict newly installed or repaired support.
• Images depict ventilation ducting that was crushed or torn.
• Mining processes depicted include miners installing a rock breaker, miners paving the adit floor with concrete, miners inspecting a damaged section of mine, miner loading drill or blastholes with ANFO (ammonium nitrate / fuel oil mixture) explosives, and long hole drilling.
• Technical elements of the underground mine depicted include a mining device and ore in a chute (annotated ‘1290 crusher’), the conveyor, ‘LH drill’, ore processing machine annotated ‘1350 breaker’, and an electrical box titled ‘Weighometer’.
• Specific locations shown include ore draw points, ore passes, access drifts, a hatch and door titled “Fuel station 1415”, and a dead end drift with a stack of equipment and an orange cable annotated “1335 access electrical stations”.

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 contents relate to: Labour Management Issues, Personnel / Human Resources. Document type(s) include: employee file (misc.).

Handwritten annotation on recto of photograph: "Bill Giachino & 'Sam' June 1970 / #4 / 74% / by Tom Kiefer".

Photograph depicts two unidentified men at high elevation on mountain. Trucks and tanks visible in background, hose (possibly of air track drill) in right foreground. Mountain range in background.

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

Photograph depicts unknown men driving bulldozers on edge of mine area at high elevation. Dozers are Internationals, model TD24 (manufactured between 1947 and 1955). Mountain range in background.

Photograph depicts Prime Minster Pierre Trudeau speaking with an unknown man in a yellow hardhat while standing in a crowd by a Department of Transport airplane.

File contents relate to: Mine Maintenance Issues, Cassiar Mine - operation and administration. Document type(s) include: correspondence.

Photograph depicts freight truck being ferried across the Stewart River, north bound. It is believed that this truck may have been owned by United Keno Hills Mines Ltd. It is speculated that this photograph was taken for research purposes.

Photograph depicts a wet mud road in forest. Truck in distance, woman and shadow of unknown person in foreground.

Photograph depicts a wet mud road in forest. Two men in foreground on left, truck in distance, one man in distance on right.