"we kept up a correspondence maintained an exchange of letters for many years" in German We kept up a correspondence / maintained an exchange of letters for many years. Wir haben jahrelang einen Briefwechsel aufrechterhalten. Detailed translations for "we kept up a correspondence maintained an exchange of letters for many years" We kept up a correspondence / maintained an exchange of letters for many years. We kept up a correspondence / maintained an exchange of letters for many years. Wir haben jahrelang einen Briefwechsel aufrechterhalten.