Aldrich and Hapgood Wooden Clamps

Whole

Whole of Aldrich and Hapgood wooden clamp Overall, this clamp is quite distinct from the later Aldrich wooden clamps.

Spindles

The spindles are nearly identical, the so-called universal spindle. The detectable difference is in the end.

handle of stopped spindle

Handle of Aldrich and Hapgood Stopped Spindle Notice the pointed end, the smooth swelling, the pronounced waist, and the shoulder. This is clearly not the handle found on Aldrich clamps.

This example is hand cut.

handle through spindle

Handle of Aldrich and Hapgood Through Spindle This handle cannot be distinguished from the other.

end of through spindle

End of Aldrich and Hapgood Through Spindle The end is very similar to the end of the stopped spindle.

end of stopped spindle

End of Aldrich and Hapgood stopped Spindle The end is very similar to the end of the through spindle.

Jaws

The back end of the jaw, showing the chamfering and mark This is the back of the jaw; the mark is visible, but an illustration below shows it more clearly. Notice also the chamfering on all four sides of the back. This chamfering is the same as later used by Aldrich.

Chamfering

A corner of the through jaw, showing the chamfering This is a corner of the outside and back of the jaw; Notice also the chamfering proceeds along the outside of the jaw. This chamfering is the same as later used by Aldrich.

Maker's Mark

Aldrich and Hapgood in arch over Lowell in two cartouches Notice that the state has been omitted. Otherwise, this mark is similar to the one later used by Aldrich.

last revised and validated