The Dennis Bowman digital films include a digitized segment from 1986 that Bowman did for WPXI on the 50th anniversary of the 1936 flood in Pittsburgh. The segment featured an interview with Dr. H. Ward Ewalt, a Pittsburgh optometrist who filmed the flood and the damage it created around the city. This collection also includes a digitized copy of the entire film shot buy Ewalt, which Bowman created in 1986. The film by Ewalt includes footage of the flood in downtown Pittsburgh, the J&L mill in Hazelwood, Lawrenceville, Manchester, Etna, Turtle Creek, Bellevue and Millvale. Ewalt passed away in 1995 after a long career in optometry.