History Mystery

Who is the mystery man in camouflage? What contraption is he demonstrating, and to whom?
If you recognize anyone in this picture, know what was going on, or when and where this picture was taken, let us know at editor@starkvilledailynews.com and we'll put your answer in next week's edition.
Nobody seemed to know what the workers in last week's picture were building. Perhaps that edifice has vanished too; or maybe we pass it every day. Now we may never know.