LC Subject Heading: Portland Company (Portland, Me.)
Item 4148
Advertising card, Portland Packing Co., ca. 1870
Contributed by: Maine Historical Society Date: circa 1867 Location: Portland Media: Ink on paper
Item 5773
108 mm shell casing manufacture at the Portland Company
Contributed by: Maine Historical Society Date: circa 1917 Location: Portland Media: Photograph, jpg
Item 88205
Owner in 1924: Portland Investment and Improvement Company Use: Storage
Item 88204
Owner in 1924: Portland Investment and Improvement Company Use: Telephone Exchange