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Signal flags, Portland Observatory, ca. 1810

Contributed by Maine Historical Society

Signal flags, Portland Observatory, ca. 1810

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Six signal flags for shipowners used at the Portland Observatory. The Observatory on Munjoy Hill raised the appropriate flag to communicate the arrival of ships in Portland Harbor.

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Other Information

  • Title: Signal flags, Portland Observatory, ca. 1810
  • Creation Date: circa 1810
  • Subject Date: circa 1810
  • Town: Portland
  • County: Cumberland
  • State: ME
  • Media: art on paper
  • Local Code: Coll. 902, FF 2
  • Collection: Portland Observatory signal books and thermometrical records
  • Object Type: Image

For more information about this item, contact:

Maine Historical Society
485 Congress Street, Portland, ME 04101
(207) 774-1822 x219

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