Structural steel, 1968; worker hanging onto a steel structure
Structural steel, 1968; two workers securing corners of a structure; one worker operating a crane
Structural steel, 1968; students constructing a steel structure in a muddy field
Structural steel, 1968; students constructing a steel structure in a field
Structural steel, 1968; workers assembling a side brace to a steel structure
![Structural steel, 1968; workers constructing a steel structure [3 of 4]](/uploads/r/null/5/4/b/54bd6ac8ba3fb225e6d630624390b19bf562af07fe2302b22e4999244ab882e9/a004833_142.jpg)
Structural steel, 1968; workers constructing a steel structure [3 of 4]
Structural steel, 1968; worker at the top of a structural hooking steel wire onto a crane; two men working
Structural steel, 1968; worker tightening bolts on the corner of a structure; worker watching from below
Structural steel; structural steel beams under a bridge
Structural steel; construction yard next to a river (Halifax or Dartmouth?)
Structural steel; pieces of steel cabling for A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from deck of the bridge) [2 of 2]
Structural steel; two men working a steel suspension cable for A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; men working on A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from top of a tower) [2 of 2]
Structural steel; three men working on structural beams under A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; view from the top of A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; construction workers working on the deck of A. Murray Mackay bridge connecting Halifax and Dartmouth; bridge under construction
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from deck of the bridge) [1 of 2]
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from the deck)
Structural steel; three men working on the steel cabling of A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; three men working a steel cable for the suspension of A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; men working a steel cable for the suspension of A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; two men working on structural beams under A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from top of a tower) [1 of 2]
