School Science and MathematicsVolume 30, Issue 7 p. 733-734 EDITORIAL RESPONSIBILITY First published: October 1930 https://doi.org/10.1111/j.1949-8594.1930.tb02767.xAboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinkedInRedditWechat No abstract is available for this article. Volume30, Issue7October 1930Pages 733-734 RelatedInformation