Walter Dew
...that British police detective Walter Dew was involved in hunting both Jack the Ripper and Dr Crippen?
...that British police detective <b id="mwFKk"><a href="./Walter_Dew" id="mwFKo" rel="mw:WikiLink" title="Walter Dew">Walter Dew</a></b> was involved in hunting both <a href="./Jack_the_Ripper" id="mwFKs" rel="mw:WikiLink" title="Jack the Ripper">Jack the Ripper</a> and <a href="./Hawley_Harvey_Crippen" id="mwFKw" rel="mw:WikiLink" title="Hawley Harvey Crippen">Dr Crippen</a>?