Colorized publicity shot of <a href="https://en.wikipedia.org/wiki/King_Kong" class="extiw" title="w:King Kong">King Kong</a> fighting a "Tyrannosaurus Rex" while <a href="https://en.wikipedia.org/wiki/Fay_Wray" class="extiw" title="w:Fay Wray">Fay Wray</a> looks on. Image is assumed to be in the public domain as no copyright notice has been attached.
The chain of ownership of <a href="https://en.wikipedia.org/wiki/RKO_Pictures" class="extiw" title="en:RKO Pictures">RKO</a> properties after its demise in 1959 is unclear, however, whomever owned distribution rights to RKO properties in 1975 is presumed to have been the author of all press-materials promoting the screening of <i>King Kong</i> in theatres that year.
1933
<a rel="nofollow" class="external autonumber" href="http://imgkid.com/king-kong-vs-t-rex-1933.shtml">[1]</a>