Date: 10/12/15
Here's a nice shot of a sunburst 1981 F-100 owned by Johan Van de Wiele (a.k.a Jazzy Jay, a.k.a. "JJ"). JJ indicates that the guitar has July 1981 dates; also note that it features a less-common hardtail bridge.
Johan Van de Wiele's 1981 F-100