Keywords: Johann Heinrich Pestalozzi Portrait.jpg Johann-Heinrich Pestalozzi http //www pestalozzi-hamburg de Pestalozzi Stiftung Hamburg 2010-02-15 Pestalozzi-Stiftung Hamburg This work is licensed under the Creative Commons Attribution-ShareAlike 3 0 License A permission for a publication of this file has been sent on the 22 of February 2010 via E-Mail to permissions-de wikimedia org OTRS-Ticketnummer 2010022210014466 http //en wikipedia org/wiki/File Pestalozzi-Stiftung_Hamburg png PD-old PermissionOTRS 2010022210014466 22 Februar 2010 Guandalug Pestalozzi-Stiftung Hamburg Johann Heinrich Pestalozzi |