http://en.wikipedia.org/wiki/Arthur_Conan_Doyle 1930
http://en.wikipedia.org/wiki/Sherlock_Holmes_(2009_film)#Plot
http://en.wikipedia.org/wiki/7_July_2005_London
http://www.channel4.com/news/articles/uk/coincidence+of+exercises/109010.html
http://www.globalresearch.ca/7-7-mock-terror-drill-what-relationship-to-the-real-time-terror-attacks/821
http://en.wikipedia.org/wiki/7_July_2005_London#Tavistock_Square_bus
people places and things , numbers and patterns