¹ The writer wishes to thank the persons who assisted in furnishing materials and to remind the reader that, unless direct quotation is made, they are in no case to be held responsible for expressions of opinion in this article: Arizona, Governor B. B. Moeur and Mulford Winsor, law and legislative reference librarian; Arkansas, Governor J. M. Futrell; Connecticut, Governor Wilbur L. Cross; Florida, Governor David Sholtz and W. T. Cash, state librarian; Illinois, DeWitt Billman, executive secretary of the Legislative Reference Bureau; Missouri, Professor Lloyd M. Short. University of Missouri; New York, William E. Hannan, legislative librarian, and Antoinette Wagner, both of the legislative reference section of the New York State Library; Oregon, Governor Julius L. Meier and Harriett C. Long, librarian of the Oregon State Library; Pennsylvania, Governor Gifford Pinchot and John H. Fertig, director of the Legislative Reference Bureau; Texas, Governor Miriam A. Ferguson and Doris H. Connerly, legislative reference librarian; Wisconsin, Governor Albert G. Schmedeman and Edwin E. Witte, chief of the Legislative Reference Library.