Cesar Sforza Bronze Slaughterhouse Medallion, Buenos Aires, 1928 

Large 65mm dia, 91 grams, bronze medallion, dated February 1, 1928 by the engraver Cesar Sforza (born 1893)


Obverse: 

MUNICIPALIDAD DE BUENOS AIRES / SLAUGHTERHOUSE FRIGORIFICO. Signature: C. SFORZA

Reverse: 

PRESIDENT OF THE NATION - DR. MARCELO T. DE ALVEAR / MUNICIPAL INTENDENT - DR. HORACIO CASCO / PRESIDENT OF THE DELIBERANT COUNCIL - DR. ADRIAN FERNANDEZ CASTRO / SECRETARIES OF THE INTENDENCY DR. RICARDO A. MORENO SR. JOSÉ V. TEDÍN / DIRECTOR OF THE DEP. DE O. PÚBLICAS - ING. PEDRO AGUIRRE / PIEDRA FUNDAMENTAL / FEBRUARY 1, 1928. Signature: C. SFORZA

Not entirely sure what this is for, but unusual outside of Argentina.