THE YEAR WAS
"Dog! Put Me Down!"
Written by Charles Sultan(artist)
#5 - An American nuclear scientist is asked by his government to work with the Yugoslavian government (still friendly with the US) to build a "steel mill that can be converted into an a-bomb plant" in that country. Foreign agents are out to scuttle the trip and Jonathan Kent is sent to stop them stopping it.
Here are the pages I have of it.