Lucite 4 x 8-inch plaque commemorating the dedication and opening of San Diego Trolley's North Line / Old Town Extension at the Old Town Transit Center in 1996. The Transit Center is an intermodal transportation station served by the San Diego Trolley, Coaster commuter rail, and Amtrak's Pacific Surfliner. Engineering firms contracted for the project are noted on the plaque. This was donated by Leon Williams, San Diego Metropolitan Transit System.