Pittsburgh Steamship Company

The company used long flags on its ships that could be up to 4.5 meters long.[1]

The Pittsburgh Steamship Company began operations in 1899 by Henry W. Oliver.[2] In 1901 the company became a subsidiary of the United States Steel Corporation.

References

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  1. ^ "WAVING THROUGH TIME Flags of the Sweetwater Seas". National Museum of the Great Lakes.
  2. ^ Oliver, Henry (1942). Iron Pioneer. New York: E. P. Dutton & Co., Inc. p. 252.

Bibliography

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