Some Italians taught him how to make bridges, pegs and a sound post.
The bridge was heightened, the sound post and bass bar were thickened, and the body became flatter.
Along with screwdrivers and hacksaws, there are reamers and peg shavers, purfling tools, gouges and sound post setters.
So does the tuning — which affects the tension on the strings — and the placement of the sound post, a small vertical dowel connecting the instrument's top and back plates.
"The sound post," a spruce dowel referred to as the soul of a stringed instrument, "fits well," he says with the muffled voice of an auto mechanic sending reports to the owner while examining the underbelly of a car.
The sound posts make noises of animals children might spot in the forest, while a wildlife hide gives them a greater chance of spotting the forest's more elusive inhabitants.
Inside the instrument, beneath the treble foot of the bridge and wedged between the violin belly and back, which is made of maple, is the sound post, a thin stick of pine that transmits the string vibrations to the instrument's back, contributing to the characteristic violin tone.
Moses calls his sound "post industrial angst in an urban environment".
It has to be mentioned that we anticipated greater activation in the MNS due to sound post-learning compared to pre-learning.
Be aware that the sound post and bridge can dislodge if the strings become too loose.
