CONTENTS. 



PAGE 



Scientific Proceedings: 



Communications of the^one hundred seventeenth meeting I 



Communications of the thirtieth meeting, Pacific Coast branch 48 



Communications of the first meeting, Minnesota branch 59 



Communications of the one hundred eighteenth meeting 69 



Communications of the one hundred nineteenth meeting 103 



Communications of the second meeting, Minnesota branch 132 



Communications of the one hundred twentieth meeting 149 



Communications of the one hundred twenty-first meeting 195 



Communications of the third meeting, Minnesota branch 252 



Communications of the one hundred twenty-second meeting 265 



Communications of the thirty-second meeting, Pacific Coast branch 302 



Communications of the one hundred twenty-third meeting 309 



Communications of the thirty-third meeting, Pacific Coast branch 345 



Communications of the fourth meeting, Minnesota branch 351 



Communications of the one hundred twenty-fourth meeting 365 



Communications of the fifth meeting, Minnesota branch 412 



Communications of the second meeting, Western New York branch 423 



Recapitulation of the Names of the Authors and of the Titles of the 



Communications 434 



Executive Proceedings (ii7th-i24th meetings) 457 



Register of Names and Addresses of the Members 464 



List of Officers 475 



Classified List of Members 476 



Index of the Scientific Proceedings 480 



iii 



