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City of Calgary. Electric System fonds
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1000 KW DC generator for street railway.

Items consist of one negative, one original print, two duplicate originals and one copy print showing an interior shot of the substation. Title is taken from the subject matter of the photograph;The substation is located at 718 - 9th Avenue SW;See W. E. Hawkins, "Electrifying Calgary", p 208-209;35mm negative located in Box 02, Bay 222, Shelf 05

1.5 MG set located at Substation #1

Items consist of one negative and one original print of the set at Central West substation;Title is taken from the subject matter of the photograph;This set supplied power for the street railway;Located at 718 - 9th Avenue SW;See W. E. Hawkins, "Electrifying Calgary", p 208-209;120mm negative located in Box 02, Bay 222, Shelf 05

A tipped over Electric System dump truck.

Items consist of one negative and one original print of the truck. Title is taken from the subject matter of the photograph;A backhoe Catapillar power excavator can be seen clearly in the background;Other negatives and prints of the truck are available;35mm negatives located in Box 09, Bay 222, Shelf 05

A visit to a maintenance hole.

Items consist of one negative and one copy print of the maintenance hole. Title is taken from the subject matter of the photograph;Maintenance holes served as the junction centres for the underground conduit/duct system. The electric cables were connected and redirected as necessary in the maintenance holes. The transformers were also located in the maintenance holes;"Man hole";Many other negatives and prints are available of the visit to a maintenance hole. Many show the extent of the underground tunnel;35mm negatives located in Box 09, Bay 222, Shelf 05

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