Letters of Hoffmeister Georg Adam Hoffmann to Count Johann Adam von Questenberg provide additional information about 6 of Vienna Kärntnertortheater Singers, and 15 new names. His letters offer a significantly broader picture of the Kärntnertortheater at that time. He not only records the names of solo singers participating during entire theater seasons and singular productions, but also presents surprisingly detailed information about theater funding and contracting of specific singers together with frequent remarks on their voice, acting dispositions, and Letters of Hoffmeister Georg Adam Hoffmann to Count Johann Adam von Questenberg provide additional information about 6 of Vienna Kärntnertortheater Singers, and 15 new names. His letters offer a significantly broader picture of the Kärntnertortheater at that time. He not only records the names of solo singers participating during entire theater seasons and singular productions, but also presents surprisingly detailed information about theater funding and contracting of specific singers together with frequent remarks on their voice, acting dispositions, and so on.