Date, title, author, and publisher information from German bibliographic record.; Sheet 1, 3-5 include maps and text, sheet 4 shows 3 bar graphs and 2 sets of pie charts.; Sheets 2-4 "Dr. Maria Vogt."sheets 68 x 76 centimeters or smallerJPEGUMN_ALMA:9963114360001701gerM. & H. Marcus (Breslau)Public[Das Deutschtum in den Kreisen Rybnik und Pless]MapsPolandCzech Republic1921University of Minnesota