"Dear Boss,
So now they say I am a Yid when will they learn Dear old Boss ? You an me know the truth don't we. Lusk can look forever he'll never find me but I am rite under his nose all the time. I watch them looking for me an it gives me fits ha-ha. I love my work an I shant stop untill I get buckled and even then watch out for your old pal Jacky.
Catch me if you can
Jack the Ripper  [sic!]