Item 99901 - 18-20 Gilman Street, Portland, 1924 Item 99901 - 18-20 Gilman Street, Portland, 1924 Contributed by City of Portland - Planning & Development Item 99901 Zoom 4770px x 3538px - 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 Dwelling at 18-20 Gilman Street, Portland, was owned by Mary Hendrickson in 1924. Show Details