In the early afternoon traces of blood were detected on the parapet of the Bolshoy Petrovsky bridge and one of Rasputin's galoshes was found under the bridge. Source: Internet
Groucho stated that the source of the name was Gummo wearing galoshes. Source: Internet
They drove back, without noticing that one of Rasputin's galoshes was stuck between the pylons of the bridge. Source: Internet