LC Subject Heading: H. H. Hay's Sons (Portland, Me.)
Item 10887
Map from Hay's Guide to Portland and Motoring in Maine, 1928
Contributed by: Maine Historical Society Date: 1928 Media: Ink on paper, map
Item 71636
Congress Square, Portland, ca. 1938
Contributed by: Boston Public Library Date: circa 1938 Location: Portland Media: Linen texture postcard
