
U.S. #1069
1955 3¢ Soo Locks Centennial
Issue Date: June 28, 1955
City: Sault St. Marie, Michigan
Quantity: 122,284,600
Printed by: Bureau of Engraving and Printing
Printing Method: Rotary Press
Perforations: 11 x 10 ½
Color: Blue
On June 18, 1855, the first ship passed through the Soo Loc... more
U.S. #1069
1955 3¢ Soo Locks Centennial
Issue Date: June 28, 1955
City: Sault St. Marie, Michigan
Quantity: 122,284,600
Printed by: Bureau of Engraving and Printing
Printing Method: Rotary Press
Perforations: 11 x 10 ½
Color: Blue
On June 18, 1855, the first ship passed through the Soo Locks, which are also known as the St. Mary’s Falls Canal.