Note: the rank badges of the
officers were placed directly over the uniform fabric for
the Staff officers, on dark red velvet for Corps of Engineers,
on brown wool for Weapon officers, on dark red wool for Engine engineers,
on light blue wool for Doctors, on dark green wool for Chemist officers,
on purple red wool for Commissaries, on gray-green wool for Harbor officers,
on black velvet for C.R.E.M. officers (Corpo Reale Equipaggi Marittimi -
Maritime Crews Royal Corps) and on violet silk for Chaplains.
In the example above, 3rd column, the fabric is for Commissaries.