Pole sign construction

A pole sign construction comprising

• (a) a vertical pole support means;
• (b) paris of upper and lower bracket means secured to said pole support means and having outwardly projecting fastening means;
• (c) a pair of rectangular base sign boards of corrugated plastic material having a series of first connecting holes formed in lateral edges thereof;
• (d) a plurality of transparent plastic locking means connecting said sign boards in back-to-back relation around said vertical pole support means.
• (e) spaced pairs of mounting holes formed in upper and lower edges of each of said base sign boards;
• (f) said fastening means passing through said upper and lower mounting holes;
• (g) first locking means securing said base sign boards to said brackets on said projecting fastening means;
• (h) changeable message overlay sheets having second connecting holes congruent with the first connecting holes of said base sign boards;
• said overlay sheets are superimposed with and connected by the transparent plastic locking means to said base sign boards;
• (i) said overlay sheets are fabricated from corrugated laminated material;
• and
• (j) said transparent plastic locking means includes a transparent double-ended threaded bolt means passing through said first and second connecting holes, a transparent flange, and at least two transparent stop nut means secured to said double-ended bolt means.