Klopman was a Nihilist assassin mentioned in "His Last Bow (short stories)" who tangled with Sherlock Holmes. Holmes prevented him from murdering Count von und zu Grafenstein, a case which Holmes references in "His Last Bow".
Klopman was a Nihilist assassin mentioned in "His Last Bow (short stories)" who tangled with Sherlock Holmes. Holmes prevented him from murdering Count von und zu Grafenstein, a case which Holmes references in "His Last Bow".