Here is a list of the types and dates of the Stanley planes scroll below the list to start the type study tool : Hi guys and ladies I plead total ignorance since I work with steel in my private time.
If you find that confusing, it is, and you need a copy of Walters book and some reprints of old catalogs to sort it all out.
Even then they were pretty hard to find out in the bush.
Still, this construction was too costly.
Prior to selling his plane making business to, and beginning to work for Stanley in the late 1860s he was designing and producing his own line of planes in Winchester Mass.
The incised patent info on the lever cap is nice as well.