Item is a photograph of the Caledonia #4 Colliery in operation, Glace Bay.

Item is a postcard of coal miners mining on the 'Flats' between Main and Brown Streets in Sydney Mines.

Item is a postcard of coal miners mining on the 'Flats' between Main and Brown Streets in Sydney Mines.

Item is a postcard of coal miners mining on the 'Flats' between Main and Brown Streets in Sydney Mines.

Items are postcards of coal miners mining on the 'Flats' between Main and Brown Streets in Sydney Mines.

Item is a photograph of the Coal Company office staff in Glace Bay, showing the interior of the office building. The names of the staff members are included on the reverse of the photograph.

Item is a photographic portrait of Dr. Thomas E. Jeans, the first G.M.A. doctor from 1829-1867.

Item is a reproduction of a photograph of the general offices and laboratory of the Dominion Iron and Coal Company in Glace Bay.

Item is a photograph of the employees of the #4 Colliery, Bras d'Or, C.B.. Robert Dickson, manager, is highlighted in the photograph.