SAUNUERS' QUESTION-COMPENDS. 



In Preparation. Ready about September 1, 1891. 



No. 17. 



Essentials of Diagnosis, 



No. 19 



Essentials of Hygiene. 



ILLUSTRATED. 



BY ROBERT P. ROBINS, M.D. 



No. 20. 



Essentials of Bacteriology. 



ILLUSTRATED. 



BY M. V. BALL, M.D. 



No. 21. 



Essentials of Nervous Diseases and Insanity, 



ILLUSTRATED. 

 BY JOHN C. SHAW, M.D. 



No. 22. 



Essentials of Medical Physics. 



ILLUSTRATED. 

 BY FRED. J BROCKWAY, M.D. 



No. 23. 



Essentials of Medical Electricity. 



ILLUSTRATED. 



BY DAVID D. STEWART, M.D., and EDWARD S. LAWRENCE, M.D. 



OTHERS PREPARING. 



28 



