Allegheny River Lock and Dam No. 9
00000403
Allegheny River Navigation System MPS
EVENT
ARCHITECTURE/ENGINEERING
LATE 19TH AND 20TH CENTURY REVIVALS
York Engineering & Construction
TRANSPORTATION
MARITIME HISTORY
ARCHITECTURE
ENGINEERING
1900-1924
1925-1949
1937
1938
STRUCTURE
National Register of Historic Places Collection
pdf
22151
4/21/2000
National Register of Historic Places
State: Pennsylvania
County: Armstrong County
Widnoon ; Terminus of PA 1004, 0.2 mi. N of T488
Historic
cffa6cdb-2c3f-4511-b9a0-5bd9f173e250

Allegheny River Lock and Dam No. 9
00000403
Allegheny River Navigation System MPS
EVENT
ARCHITECTURE/ENGINEERING
LATE 19TH AND 20TH CENTURY REVIVALS
York Engineering & Construction
TRANSPORTATION
MARITIME HISTORY
ARCHITECTURE
ENGINEERING
1900-1924
1925-1949
1937
1938
STRUCTURE
National Register of Historic Places Collection
pdf
22151
4/21/2000
National Register of Historic Places
State: Pennsylvania
County: Armstrong County
Widnoon ; Terminus of PA 1004, 0.2 mi. N of T488
Historic
e944b398-6a41-47bd-8a90-ac6e706d4540