^^^f^) l^^'^: « .■■ ^ ^Jl f^ %. ^,A«. ;^ „ '. ^ -'A'^ 1 2^^^ =^' ^U ^J^ .S^'* no ^■/ ; yf/f^^"^^ ^ CkCil^-'' iti-. V '^ i:q<:^ c ^.R i9C4 PROCEEDINGS AMERICAN PHILOSOPHICAL SOCIETY HELD AT PHILADELPHIA FOR PROMOTING USEFUL KNOWLEDGE. VOL. XLIII. JANUARY TO DECEMBER. 1904. PHILADELPHIA : THE AMERICAN PHILOSOPHICAL SOCIETY 1904. kl \Kr.^