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United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
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Title
Monongahela River Lock No. 1 Reconstruction (2)
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
November 9, 1909
Type
Image
Identifier
20180220-hpichswp-0002
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Allegheny River Lock and Dam 1
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
September 26, 1911
Type
Image
Identifier
20180220-hpichswp-0072
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Monongahela River Locks and Dam 1 Protection
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
November 11, 1911
Type
Image
Identifier
20180220-hpichswp-0073
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Monongahela River Lock 14, Ice Gorge
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
February 13, 1912
Type
Image
Identifier
20180220-hpichswp-0074
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Monongahela River Dam 1, Low Water
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
February 14, 1912
Type
Image
Identifier
20180220-hpichswp-0075
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Allegheny River Water Levels at Ninth Street Bridge
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
February 14, 1912
Type
Image
Identifier
20180220-hpichswp-0076
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
United States Engineer Department Train
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
February 24, 1912
Type
Image
Identifier
20180220-hpichswp-0077
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Youghiogheny River After Ice Gorge
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
March 1, 1912
Type
Image
Identifier
20180220-hpichswp-0078
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
United States Engineer Department Dump Scow Barge
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
May 3, 1912
Type
Image
Identifier
20180220-hpichswp-0079
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
United States Engineer Department Dump Scow Barge (2)
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
May 3, 1912
Type
Image
Identifier
20180220-hpichswp-0080
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Mississippi River Commission Steel Barge
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
May 10, 1912
Type
Image
Identifier
20180220-hpichswp-0081
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Steel Barges by Ohio River
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
May 10, 1912
Type
Image
Identifier
20180220-hpichswp-0082
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Ohio River Lock 7 Construction (2)
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
May 27, 1912
Type
Image
Identifier
20180220-hpichswp-0083
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Ohio River Lock 7 Engineers' Quarters
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
June 26, 1911
Type
Image
Identifier
20180220-hpichswp-0060
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Monongahela River Steel Barge
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
July 12, 1911
Type
Image
Identifier
20180220-hpichswp-0061
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Monongahela River Steel Barge (2)
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
July 12, 1911
Type
Image
Identifier
20180220-hpichswp-0062
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Monongahela River Dam 1, Bear Trap Removal
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
July 27, 1911
Type
Image
Identifier
20180220-hpichswp-0063
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Ohio River Lock 7, Upstream
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
July 31, 1911
Type
Image
Identifier
20180220-hpichswp-0064
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Ohio River Dam 7, Apron Crib
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
July 31, 1911
Type
Image
Identifier
20180220-hpichswp-0065
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
Title
Ohio River Dam 7, Apron Crib Being Sunk
Creator
United States. Army. Corps of Engineers. Pittsburgh District.
Date
August 3, 1911
Type
Image
Identifier
20180220-hpichswp-0066
Collection
United States Army Corps of Engineers, Pittsburgh District Glass Plate Negatives
Contributor
Detre Library & Archives, Heinz History Center
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