Savage tended to keep their advertising separate for Savage, Stevens and Fox until 1947. That's a general statement, as with everything there are exceptions.
But the catalogs, pricelists, etc were all separate.
“
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