For what it's worth, I interpreted that ending as showing fondness, familiarity, friendship, gratitude. I thought "yr boy" could mean that the publisher was an

For what it's worth, I interpreted that ending as showing fondness, familiarity, friendship, gratitude. I thought "yr boy" could mean that the publisher was an older father figure. Just checked, John Martin was born in 1930, Bukowski in 1920. So that theory is out. "Boy" doesn't always have a racial undertone in American culture - it's commonly used as a familiar term, among good buddies.