Commemoration Volume..

Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb. "By its title this book aims to add another tribute to the memory of those workers who made the building of the Canal and the significance of the Panama exposition possible."--Foreward Foreword.--Infection and immunity, by V. C. Vaughan.--Syphilis as a modern problem, by W. A. Pusey.--The mode of infection and etiology of epidemic poliomyelitis, by S. Flexner.--Yellow fever, by W. C.