Transactions of the fourth International Sanitary Conference of the American Republics
By: held in San Jose , Costa Rica, December 25, 1909, to January 3, 1910. Published and distributed under the auspices of the Pan American Union, John Barrett, director-general.
Contributors: Pan American Union.; Pan American Sanitary Conference (4th : 1909-1910 : San Jose , Costa Rica)
Publisher: Pan American Union
Published: 1910
Place of publication: Washington, D.C
Language: eng
Number of pages: 209
Subjects: Communicable Diseases; Sanitation -- Americas; Public Health -- Americas
Notes: Plates printed on both sides.