14 ^^"^ • 



PROCEEDINGS 



OF THE 



American Philosophical Society 



HELD AT PHILADELPHIA 



FOR PROMOTING USEFUL KNOWLEDGE 



Vol. XLIX. October-December, 1910. No. 197. 



CONTENTS. 



Further Considerations on the Origin of the Zone of Asteroids and on the 



Capture of Satellites. By T. J. J. See 351 



The True Atomic Weights of Oxygen and Silver. By Dr. Gustavus 



HiNRicHS 359 



The Propagation of Long Electric Waves along Wires. By E. P. Adams 364 



Minutes of Meetings from October 7 to December 2, 1910 xvii 



Index xix 



PHILADELPHIA 

 THE AMERICAN PHILOSOPHICAL SOCIETY 



104 South Fifth Street 

 1910 



