No! I didn't see it in person! Here:
Folsom's DC-3 on floats
I found a vid of a Buffalo Air DC-3 on skis now:
DC-3 on skis
Although way back when I was a young lad working for an airfreight company in Tulsa, I got to ride jumpseat in a DC-3 to Oklahoma City, where I hopped a Convair 580, I think, to Chicago.