Nice find! The 1960-1962 catalogs are the same way, listing the normal 110 and the 110MC for right-handers, but only the 110MCL for left-handers. Looks like all early 110 left handers will be monte carlo.
“
The Savage 99 Pocket Reference”.
All models and variations of 1895’s, 1899’s and 99’s covered.
Also dates, checkering, engraving.. Find at
www.savagelevers.com