First in Catalog 15 (1897). Stamped on Vial one line; L.S.StarrettCo.Athol,MassU.S.A.
Second line below; Pat.App'ld For
Dimensions
Dimension Description
6 in not squared ends
Length
6 in
Condition
Overall Condition
Excellent
General Notes
Note
Patent applied for, In catalog 15 with square ends and bubble attached to top. This example has bubble attached to bottom, no square ends and no grove in seat of base. Pre 1897.