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This find is equally convincing:
Dents and all, this little ringtop fills in a very important gap in the historical record. We have the 1925 announcement in Office Appliances, and back in 2009 “Ordo ab Chao” posted this instruction sheet on Fountain Pen Network:
This indicates that the Superite pencil – DeWitt-LaFrance’s flagship line – was “Manufactured by The Carter’s Ink Co.” Ordo indicated the instruction sheet accompanied a boxed pen and pencil set marked only “Superite.” But did Carter’s actually own the brand?
This is the only example I have ever seen marked both “Carter’s” and “Superite.”