Item 91868 - Office and Tool House, Union Wharf, Portland, 1924 Item 91868 - Office and Tool House, Union Wharf, Portland, 1924 Contributed by City of Portland - Planning & Development Item 91868 Zoom 4775px x 3457px - 15.9"w x 11.5"h @ 300dpi | Need a larger size? *Credit line must read: Collections of City of Portland - Planning & Development Image Info Office and Tool House at Union Wharf, Portland, was owned by Pratt Coal Company in 1924. Show Details