Capsule Review April 1931 Issue Zum Oberschlesischen Problem by Reviewed by William L. LangerAbout the Author: My FA Anthologies Read more by William L. Langer In This Review Zum Oberschlesischen Problem By Oberschlesische Volksstimme, 1930 147 pp. $0.00 Purchase Facebook Twitter Email My FA Saved Articles Print A collection of scientific papers dealing with various aspects of the question, presented to Wilhelm Volz.