Berarducci Brothers, McKeesport, Pennsylvania (1958-1990?)

The instructions will surely remind you of the one of Fante's (here).
(My list of retailers/resellers in the U.S.A. here)

Not much to find on Berarducci Brothers...

... a few crops from other Artefacts:

... a few crops from old Newspapers:

and some INSTRUCTIONS:

If you have more information, feel free to contact me.