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Subject: Locks Hydraulic engineering

Page 9 of 13

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A Partially Raised Bascule Bridge on the Welland Canal
File Location: CASE Welland Canal Slides 105 The bridge is likely bridge 7, located at the sound end of Lock 7.

File Location: CASE Welland Canal Slides 105 The bridge is likely bridge …
A Lock on the Old Welland Canal
File Location: CASE Welland Canal Slides 106

File Location: CASE Welland Canal Slides 106
The Twin Flight Locks on the Welland Ship Canal
File Location: CASE Welland Canal Slides 113

File Location: CASE Welland Canal Slides 113
Twin Flight Locks on the Welland Ship Canal
File Location: CASE Welland Canal Slides 56

File Location: CASE Welland Canal Slides 56
A Ship in the Welland Canal
File Location: CASE Welland Canal Slides 60

File Location: CASE Welland Canal Slides 60
The Old Welland Canal
File Location: CASE Welland Canal Slides 66

File Location: CASE Welland Canal Slides 66
A Diagram of the Welland Ship Canal
File Location: CASE Welland Canal Slides 74

File Location: CASE Welland Canal Slides 74
Ships in the Twin Flight Locks on the Welland Ship Canal
File Location: CASE Welland Canal Slides 84

File Location: CASE Welland Canal Slides 84
Twin Flight Locks on the Welland Ship Canal
File Location: CASE Welland Canal Slides 85

File Location: CASE Welland Canal Slides 85
A Ship in a Lock on the Welland Ship Canal
File Location: CASE Welland Canal Slides 86

File Location: CASE Welland Canal Slides 86
A Lock on the Welland Ship Canal
File Location: CASE Welland Canal Slides 89

File Location: CASE Welland Canal Slides 89
Ships in Lock 7 on the Welland Ship Canal
File Location: CASE Welland Canal Slides 92

File Location: CASE Welland Canal Slides 92
A Ship in a Lock on the Welland Ship Canal
File Location: CASE Welland Canal Slides 93

File Location: CASE Welland Canal Slides 93
The Cover of a Souvenir Book of St. Catharines
Slide File Number: 02.27-C-1

Slide File Number: 02.27-C-1
Lock 4 on the Third Welland Canal
Slide File Number: 02.29-E-4

Slide File Number: 02.29-E-4
Lock 3 on the Old Welland Canal
Slide File Number: 02.30-E-1

Slide File Number: 02.30-E-1
Lock 1 on the Third Welland Canal
Slide File Number: 02.28-E-4

Slide File Number: 02.28-E-4
The "Canadian Revenue Cruiser" Waiting to Enter Lock 1
Slide File Number: 02.29-A-2 The Canadian Revenue Cruiser was tasked with combating "rum running," specifically beer and wine, on Lake Ontario during Prohibition. The cruiser was heavily armed.

Slide File Number: 02.29-A-2 The Canadian Revenue Cruiser was tasked with combating …
S.S. Dalhousie City Entering Lock 3
Slide File Number: 02.32-D-1 The S.S. Dalhousie City is heading north towards Lake Ontario.

Slide File Number: 02.32-D-1 The S.S. Dalhousie City is heading north towards …
A Ship in Lock 8
Slide File Number: 02.39-E-1

Slide File Number: 02.39-E-1

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