For 75 years, we've tracked the lives of 724 men, year after year, asking about their work, their home lives, their health, and of course asking all along the way without knowing how their life stories were going to turn out.
Durante 75 anos, rastrexamos a vida de 724 homes, ano tras ano, preguntámoslles sobre o seu traballo, a vida doméstica, a saúde, e, claro, preguntando todo ese tempo sen saber como resultarían as súas historias de vida.