Jake Kilrain: Hand-written letter on 'Kilrain & Adler's Hotel, Baltimore' letterhead, dated Feb.7th, 1895 and signed in black ink 'Jake Kilrain', some edge wear. [Jake Kilrain was a famous American bare-knuckle fighter of the 1880s, and is best known for challenging John L Sullivan in 1889 to the last world heavyweight championship prizefight decided with bare knuckles]