Bangor's Freese's department store chain opened its first location in 1892, with an AIRPORT MALL branch being dedicated in March 1970.
Graphic from Gorin's, Incorporated

Here we see the former mall entry of the AIRPORT MALL Freese's. After that store closed, its space was divided between Staples, Weight Watchers and Fashion Bug. The latter closed in early 2013 and was replaced by Bangor Discount Mattress & Furniture.
Photo from http://sites.google.com / zayre88

Mr. Paperback, another Bangor-based chain, operated an AIRPORT MALL store between March 1970 and March 2012.
Photo from http://pleasantfamilyshopping.blogspot.com / Kendra Bird