Item 25684 - Restricted Transfer Drawing, Harbor Defenses of Portland, Battery 201 Item 25684 - Restricted Transfer Drawing, Harbor Defenses of Portland, Battery 201 Contributed by Maine Bureau of Parks and Lands Item 25684 Zoom 11389px x 7673px - 38.0"w x 25.6"h @ 300dpi | Need a larger size? *Credit line must read: Collections of Maine Bureau of Parks and Lands Image Info This drawing shows Masonry Sections for Battery 201, a facility for Portland Harbor's defense, drawn in 1946. Show Details