São Gonçalo, Rio de Janeiro
Xambioá, Tocantins
metallurgist
Brazil
torture
Daniel Ribeiro Callado (* 16. October 1940 in São Gonçalo; † 28. June 1974 in Xambioá) was a metallurgist. He was 33 years old. He studied at Serviço Nacional de Aprendizagem Industrial. His cause of death was torture.