Lo and behold, here in the August 2, 1930 issue of the very same magazine, we find Dr. Alberto Catalina of Madrid...
...He is the author of an important treatise, "Constipation."I guess it was a popular title for books at the time. Folks used to be awfully concerned with their bowels, after all.
BONUS FUNNY JOKE
Included here is the testimony of Mrs. Marguerite Falkenburg, who had intestinal trouble until she started eating Fleischman's yeast. Please note the name of her hometown.