Reel 19 begins with additional printed material on "Boston-1915." There is also correspondence discussing Massachusetts legislation permitting credit unions; reports and statistical data on industrial accident insurance, and newsletters and materials promoting the industrial education movement. The reel concludes with additional Ballinger material. Well known correspondents include A. Lincoln Filene, Frederic B. Hall and Pierre Jay. (Boxes NMF 26-3d/4, 27, 28-1/3)
