Item 20896 - Monument Square, Portland, 1898 Item 20896 - Monument Square, Portland, 1898 Contributed by Maine Historical Society Item 20896 Zoom 4494px x 3126px - 15.0"w x 10.4"h @ 300dpi | Need a larger size? *Credit line must read: Collections of Maine Historical Society Image Info Monument Square in Portland, looking east down Congress Street. Behind the monument is the United States Hotel. Frank L. Foss was president of Foss & O'Connor, which owned the hotel. Peter O'Connor was treasurer. Show Details