Item 8940 - Mead-Morrison tractor, Portland Company, ca. 1920 Item 8940 - Mead-Morrison tractor, Portland Company, ca. 1920 Contributed by Maine Historical Society Item 8940 Zoom 4431px x 2484px - 14.8"w x 8.3"h @ 300dpi | Need a larger size? *Credit line must read: Collections of Maine Historical Society Image Info A 75-horsepower Meade Morrison crawler equipped with a Sargent snowplow-carrying device built by the Portland Company in about 1920. Show Details