The application form also required a description of the applicant. From the handwriting, it looks like the boys filled in some of the blanks themselves, and Mr. Billings filled in the others.
We find Harpo describing his nose as "regular," and his chin as "firm." Groucho, always playing for laughs, described his nose as "Jewish," and his mouth as "pretty good."
Click to enlarge any of the images below.
Betty and Chico
Arthur, Ruth, and Groucho