I observed the pair in my 17.5" just 33 years ago and I'm sure I had no idea of the great depth of field either!

NGC 3949: Bright, fairly large, oval NW-SE, broad concentration, substellar nucleus. A mag 15 star lies 3.0' NE of center.

NGC 3950: Seen as an extremely faint mag 15.5-16.0 stellar object located 1.8' N of NGC 3949.