- FondsP121 - Opémiska Minnova
- SérieS22 - Article 22
- DossierD1 - Plans divers
- 19 en plus...
- PièceP20 - Plan : record of beam movement at Koepe Hoist, 1966
- PièceP21 - Plan: Perry U/g Hoistroo Beam Loc 'ns, 1966
- PièceP22 - Plan: Bulkhead over the she ave where as of the Perry deepenning, 1966
- PièceP23 - PIan: Sheave Support - perry Deep top of Rope raise - # 3 et 4 compt Showing Beam détail & Final arrangement, 1966
- PièceP24 - Plan: LHD Tire-Care for Perry, 1969
- PièceP25 - Plan: Proposed Trestle extension to carry 6" Woodstave & Walkway, 1968
- PièceP26 - Plan: Opémiska Copper Mines (s.d.)
- PièceP27 - Plan: Profile Looking North, (s.d.)
- PièceP28 - Plan: Proposal - Trestle Bent, 1968
- 33 en plus...