It's a straight back with nib and has a full
taper ground blade which requires less set in the teeth allowing
the blade to run free and not bind in the cut.
The thinner the kerf can be, means less material
removed which makes an easier pushing saw. Mechanics of years
past appreciated this, as a saw could possibly be used all day.
This meant less fatigue at the end of the day.
was carefully cleaned and waxed. It retains a darker finish with
some light pitting in areas but nothing that will affect the
cut. A lighter etch still remains as can be seen in the picture.
This one has
the smaller diameter screws (centennial screws) that came right
after the split nuts which is the reason for the AUG 29, 1876
patent date. These early No.7 handles were very graceful and
comfortable to hold.