Item is a photograph of the powder storage building at the Dominion #6 Colliery, Passchendaele.

Item is a photograph of a view of the Dominion #6 Colliery, Passchendaele. Two men are standing on wooden scaffolding repairing steam pipes.

Item is a photograph of a view of the Dominion #6 Colliery, Passchendaele.

Item is a photograph of the coke ovens at the Steel Plant in Sydney; the coal is being shipped to the coke ovens.

Item is a photograph of the Caledonia Company Store and its employees.

Item is a postcard of the Dominion Colliery No. 2 in Glace Bay. The colliery is seen across water.

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

Item is a photograph of the first draeger crew formed in North America; the crew was formed at the No. 2 and No. 9 collieries, Glace Bay. Front row: John Joe MacNeil, Mr. Fergie, Norman MacKenzie. Middle row: Dan "Storey" MacDonald, Joe Campbell, Thomas Turner, James MacMahon, ?, Roddie "Heenan" MacDonald, Matt MacAdam, Dan MacGillivary, Gilbert Darroch, Alex T. MacNeil, Mick Steele. Back row: Harry Miller, Vannie Nicholson, John MacLean, John Robinson, Dan W. "Kink" McDonald, ?, ? Evan Prothero, ?.

Item is a photograph of Glace Bay #2 Colliery

Item is a photograph of a group of persons inspecting the #20 colliery. Some of the individuals are identified in the reverse caption, "Left to Right Front Row 1. Ernie Beaton 2. Tommy Hay 3.Unidentified 4. Lawrence Doucet 5. Unidentified Back Row 1. Unidentified 2. Unidentified 3. Unidentified 4. Neil Coldwell."