"also looking for the half-moon shaped milled out notches on top and bottom ribs- factory std. on all pre-1913 Smiths Grade 2 and up, and on all post 1913 Grades from Ideal and up-"

Runs, that is not true. I own a few Quality/Grade 2's and a 3 that do not have the so-called notch at the ends. Also don't go by barrels touching as a definite either.


David