- http://www.google.com/search?safe=active&hl=en&site=imghp&tbm=isch&source=hp&biw=1024&bih=662&q=whitechapel+london&oq=whitechapel+london&gs_l=img.3..0l8j0i5j0i24.7906.17063.0.17281.21.20.1.0.0.0.313.2811.7j3j6j2.18.0.ernk_timecombined...0...1.1.31.img..7.14.1405.JT27VDWToiY&safe=active&surl=1#hl=en&q=whitechapel+1888&safe=active&surl=1&tbm=isch&imgdii=_
- http://history.howstuffworks.com/historical-figures/jack-the-ripper2.htm
- http://www.pathguy.com/jack.htm
- http://www.casebook.org/victims/mary_jane_kelly.html
- http://www.casebook.org/suspects/knight.html
- http://www.jack-the-ripper.org/