FINAL, ACT OF SECOND PAN AMERICAN SCIENTIFIC CONGRESS. 449 



PIAGGIO, NICOLAS H., Montevideo, Uruguay, South America. 



Paper presented : Resolutions of Geodetic Triangulations and Cadas- 

 tral Surveys. 



PII.LSBURY, CHARLES L., Warner Building, Minneapolis, Minn. 

 Delegate Minneapolis Engineers' Club. 



PINCHOT, GIFFORD, Milford, Pike County, Pa. 



Delegate National Conservation Association. 



PINOL BATRES, RAFAEL, Guatemala City, Guatemala, Central America. 

 Paper presented : The Conservation of Industrial Plants. 



PINOL, FRANCISCO, University of Pittsburgh, Pittsburgh, Pa. 

 Delegate University of Pittsburgh. 



PINTO, EDUARDO, San Jose, Costa Rica, Central America. 

 Chairman of the Official Delegation, Costa Rica. 

 Honorary Member. 



PiNzdN, PAULO, Civil Engineer, Bogota, Colombia, South America. . 

 Paper presented : Engineering in General in Colombia. 



PIPER, C. V., Department' of Agriculture, Washington, D. C. 

 Delegate Washington State Agricultural College. 



PITNEY, MAHLON, Associate Justice, Supreme Court of the United States, 



Washington, D. C. 

 Member of Committee, Subsection 2, Section VI. 



PLEHN, CARL C., University of California, Berkeley, Cal. 



Member of Committee, Subsections 3 and 4, Section IX. 



PLUNKETT, CHARLES T., President, Berkshire Cotton Manufacturers' 



Association, 8 Park Street, Adams, Mass. 

 Delegate 



National Association of Cotton Manufacturers. 

 American Society of Mechanical Engineers. 

 Member of Committee, Section V. 

 Alternate Chairman, Subsection 5, Section V. 



PoE, CLARENCE, Editor, The Progressive Farmer, Raleigh, N. C. 

 Member of Committee, Subsection 7, Section III. 



POLLOCK, CLARENCE D., Park Row Building, New York, N. Y. 

 Delegate Brooklyn Engineers' Club. 



POLLOCK, Commander EDWIN T., Navy Department, Washington. D. C. 

 Alternate Naval Observatory of the Navy Department. 

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