This is the May 1915 issue of the Armco Bulletin, a monthly publication "to facilitate an interchange of thought and suggestion, and to create a better understanding of the activities and problems of the Operating Department employees." This bulletin is titled, "Success." The pagination in this issue continues where the previous issue ended. Pages 117-119, 121, and 164 are blank, and are not present in the digital object. A photograph of the Research Laboratory and the portrait page are unpaginated, before page 123, and are included in the page count. Pages 146, 158, and 160 are unpaginated, and are included in the page count. Table of Contents The Research Laboratory : Photograph with Caption - Page 120 [unpaginated] Signed Portrait of Wesley J. Beck, Director Research Department - Page 122 [unpaginated] Research, Past and Present by Wesley J. Beck, Director, with photographs and captions - Pages 123-130, 133-134 Letter from Geo. M. Verity, President, The American Rolling Mill Company, to Mr. Chas. R. Hook, General Supt., The American Rolling Mill Company, September 22, 1910 - Pages 131-132 Bird's Eye View - Proving Grounds, Testing Sheets with Water Spray, Test Samples Mounted at Various Angles : photographs with captions - Page 135 Armco-American Ingot Iron Patent Infringement Suits by R. B. Carnahan, Jr., Second Vice-President and Chief Metallurgist - Pages 136-137 The Commercial Value of Research Work by Allerton S. Cushman, Director, The Institute of Industrial Research, Washington, D. C., with photograph and caption - Pages 138-139 Research Organization 1915 : photographs with captions - Pages 140-141 Electrical Division by C. W. Rust, Electricial Engineer, with photographs and captions - Pages 142-145 The Chemist in Steel Works and Rolling Mill Operation by J. A. Aupperle, Chief Chemist, with photographs and captions - Pages 146-154 [Page 146 is unpaginated] Photograph Taken by an Anonymous Armco Employee - Page 155 Armco Notes - Middletown Plant : The Armco Song Contest, with photograph and caption - Pages 156-157 Armco Notes - Middletown Plant - Safety Committee for April and May : photograph with caption - Page 158 [unpaginated] Armco Notes - Middletown Plant : Armco Club Activities, by the Armco Baseball Committee : S. C. Folks, Chairman, W. R. Price, and W. C. Dakin - Pages 158-160 [Pages 158 and 160 are unpaginated] Armco Notes - Zanesville Plant by J. E. Speer, President, with photograph and caption - Page 161 Armco Notes - Zanesville Plant : Base Ball in Zanesville - Page 162 The Way to Win : [A Poem] by David Banks Sickles [Sickels] - Page 163 Universal Danger Sign and Committee Members - Back cover [unpaginated]