\input{Briefe/1920/1920-02-11-Carnap-an-Flitner-a}
\input{Briefe/1920/1920-02-20-Carnap-an-Flitner-a}
\input{Briefe/1920/1920-04-09-Baer-an-Carnap-a}
\input{Briefe/1920/1920-09-20-Carnap-an-Dingler-a}
\input{Briefe/1920/1920-10-17-Carnap-an-Flitner-a}
\input{Briefe/1920/1920-11-07-Carnap-an-Sera-a}
\input{Briefe/1920/1920-11-14-Carnap-an-Dingler-a}
\input{Briefe/1920/1920-12-24-Carnap-an-Bauch-a}