CONTENTS 



Original Papers 



Page 

 Mathematics. — A useful type of forrtiula for the interpolation and represen- 

 tation of experimental results. L. H. Adams 469 



Mineralogy. — Hodgkinsonite, a new mineral from Franklin Furnace, N. J. 



C. Falache and W. T. Schaller 474 



Proceedings 

 The Anthropological Society of Washington 479 



