A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Paving north broad street, Philadelphia.
Sheet asphalt laid in 45-foot center strip while sewers were being built on both sides, after which surface above them was paved by subsequent operations.
Paving north broad street, Philadelphia.
Sheet asphalt laid in 45-foot center strip while sewers were being built on both sides, after which surface above them was paved by subsequent operations.
Paving north broad street, Philadelphia.
Public Works
Public Works ; 49
1920
2 pages
Article (Journal)
English
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Engineering Index Backfile | 1920
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The new broad street, of Pennsylvania railroad in Philadelphia
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