It could be a granny 4 speed shift pattern:

L 2
1 3 R

Or it could be another Hurst shifter hack job that was so popular in the day and really a 3 speed.

1953 Chevrolet 3600
Fried Green T'mater (Vern)
In the Stovebolt Gallery
Caution: Political Statement
Man who runs in front of car gets tired, man who runs behind car gets exhausted.