Koninklijke Akadeniie van AVetenscha|)|)en 

 te Anisterdam. 



^,o(.(j\'^^]Fi^ 



a "O- 



PROCEEDINGS 



OF THE 



SEC T I O X O ¥ SCIENCES. 



(1st PAKT.) 



AMSTERDAM, 



JOHANNES MULLER. 

 December 1903. 



