Plaque: George Chapman
George Chapman (born Severin Klosowski) 1865 - 1903
"The Cable Street Dandy"
Lived and worked in Cable Street 1888.
International Ripperologists Society
Jack the Ripper Suspect
Site: George Chapman & Elizabeth Stride (2 memorials)
E1, Cable Street, 12, Jack the Ripper Museum (ex)
Unsurprisingly the International Ripperologists Society doesn't seem to exist other than as part of this misconceived museum.