Conversation so far:
What is the Human Bullet?
John Maulbetsch
Are there any other interesting aspects about this John Maulbetsch article besides the Human Bullet?
John Maulbetsch won several nicknames based on his size, running style, and fighting spirit, including Human Bullet, the Human Shrapnel, the Featherweight Fullback, the Michigan Cannon Ball, and German bullet.
When was John Maulbetsch given this nickname Human Bullet?

Question: What team was he playing on?
Self-contained rewrite: What team was John Maulbetsch playing on when given the nickname Human Bullet?