CLINICAL REPORT, BY DR. WILBUR
A meal of roast beef, string bean salad with mayonnaise dressing, gelatin pudding, coffee and whipped cream was partaken of by a group of young people at a sorority supper held at Stanford University on Nov. 25, 1913 ; twenty-four ate of the bean salad and of these twelve were taken ill within the succeeding few days with symptoms of botulism. The string beans were from two separate lots, one dark green in color, purchased at a grocery store and packed by a canning association; the others, light green in color, were put up the summer before at the home of one of the girls attending the dinner. These latter beans were apparently prepared by the process of sterilization recommended by the U. S. Department of Agriculture Bulletin, that is, boiling in the final container for one hour on three successive