Success in the Urban Jungle was a self-help No-Maj business book. In 1926, Jacob Kowalski owned a copy of the book, which he kept in his apartment.[1]


Notes and references

*Disclosure: Some of the links above are affiliate links, meaning, at no additional cost to you, Fandom will earn a commission if you click through and make a purchase. Community content is available under CC-BY-SA unless otherwise noted.