Union Wharf Building (19-22), Commercial Street, opposite foot of Union Street, Portland, Cumberland County, ME

Significance: Union Wharf, probably the oldest commercial wharf in Portland, has a wharf street with flanking building complexes. Building (19-22), part of east group, is composed of what were originally four warehouses leased from the proprietors for rum and molasses storage. Construction details and wooden hoist machinery are of particular interest.
Unprocessed Field note material exists for this structure: FN-54
Survey number: HABS ME-114
Building/structure dates: ca. 1794- ca. 1806 Initial Construction