Test Sections of Aqueduct at Exhibition Grounds
Contractor's Device for Moving Outside Forms
Excavating Channel - Indian Bay to Snowshoe Bay
Brokenhead River siphon
Chief Engineer W.G. Chase in arch
Permeability Test Apparatus
Forms for arch of sections 3 and 5
Three sections of arch as viewed from invert
Side view of 20 cubic yard air dump car
Drainage siphon (culvert) under aqueduct