While in the Assembly, he was the secretary to the Hoboken Board of Education, a position he held until 1979.
[4] In September 1972, District 12-C Assemblyman Silvio Failla was murdered in a robbery, leaving one seat vacant.
[5] In the January 8, 1973, special election, he ran against Republican Nilo Juri and defeated him.
[6] The next year, Gallo ran in the new 33rd district alongside Christopher Jackman.
A life-long resident of Hoboken, he died at Jersey Shore Medical Center in Neptune Township, New Jersey, on December 9, 1994, shortly after turning 80 years old.