Dec. 27, 2014, photo by Jill Brady/Staff Photographer; historic photo courtesy of McArthur Library in Biddeford.

A 1955 photograph from the collection of Biddeford’s McArthur Library shows the First National Bank building at Main and Lincoln streets in downtown Biddeford. The color photo shows the same building, currently vacant, as it looked on Dec. 27, 2014.

The Portland Room of the Portland Public Library is in the process of organizing and conserving the archival collection of original Portland Press Herald, Maine Sunday Telegram and Evening Express photographic negatives — a major collection that spans from 1937 to 2005. Find more photos at www.pressherald.com/flashback/.