Item 84427 - Casco Bay Lines property, Doughty Street, Long Island, Portland, 1924 Item 84427 - Casco Bay Lines property, Doughty Street, Long Island, Portland, 1924 Contributed by City of Portland - Planning & Development Item 84427 Zoom 4770px x 3543px - 15.9"w x 11.8"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Waiting room and storage at Doughty Street in Long Island, Portland, was owned by Casco Bay Lines in 1924. Known as "Doughty's Landing". Show Details