Ed Coffin walking around his Cessna 170B at the Knox County Airport, Owls Head, Maine, during a snow storm on February 19,1972.

Ed Coffin walking around his Cessna 170B at the Knox County Airport, Owls Head, Maine, during a snow storm on February 19,1972.

Ed Coffin walking around his Cessna 170B at the Knox County Airport, Owls Head, Maine, during a snow storm on February 19,1972. Winds were 50-65 mph, snow is driving at angle. Time was 3:30 pm.