http://gunsmagazine.com/G0456.pdf page 15:OK, *** is that thing? 1 guage shotgun? Modified 19th century naval deck gun?
Also see:Heavy rifle used by Ralph Dunn has built-in rest at front of stock. Sunshade over sight prevents distracting reflections.
- NFBench rest rifle is loaded by Ralph Dunn of Fort Wayne, Ind., by hammering cloth-patched bullet into bore.