Keywords: Otto 3278 Northern weather type.jpg en Northern weather type A weather map of Europe of 21 March 1901 used to illustrate an encyclopedia article 2012-10-20 09 44 03 http //archive org/stream/ottvslovnknauni13ottogoog page/n391/mode/2up Ottův slovník naučný vol 20 pp 358-359 anonymous Custom license marker 2012 10 20 Anonymous-EU Uploaded with UploadWizard Maps of weather and climate in the 1900s Weather maps of Europe Maps in Ottův slovník naučný Images in Ottův slovník naučný Volume 20 |