construction of front and back
Dr. Nibblers Tip: Use a wooden template for cutting the outline of the brass sheet. If possible
check with your local laser-cutter to get a fine master for the nibbling ...
Note: Never forget to wear protective glasses, gloves and and the right gear while working!
use some double sided tape to fix the wooden master to the brass sheet
we designed a special table for nibbling (see details)
the nibbler running smoothly along the outline of the master
end product looks like laser cut
next step: making an
MDF 
master for bending the sides
2 of them are needed!
bending the sides
just a sandwich MDF-brass-MDF....
....and a hammer
