Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSCIENCE AND EXPERIENCE.AuthorsFuller, Wm. G.PublicationSchool Science & Mathematics, 1927, Vol 27, Issue 3, p264ISSN0036-6803Publication typeArticleDOI10.1111/j.1949-8594.1927.tb05210.x