Item 91561 - 31 Custom House wharf, Portland, 1924 Item 91561 - 31 Custom House wharf, Portland, 1924 Contributed by City of Portland - Planning & Development Item 91561 Zoom 4736px x 3520px - 15.8"w x 11.7"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Welding Shop at 31 Custom House wharf, Portland, was owned by Proprietors of Custom House Wharf in 1924. Show Details