Mixed lot of historical company catalogs and price lists

Lot 1030 limit € 20

including: 1 x "pump catalog - Carl Hesse special factory for pumps Chemnitz" (probably around 1913), 1 x "Heinrich Leo Gera power air pump and windshield factory" (probably 1931), 1 x "AEG price list excerpt from the specialists April 1924 office Chemnitz " etc., different strong signs of age and wear