Updated timelines

Norman Rockwell: Life of an Artist
Timeline of 1900's
People of 16th to 18th Century Europe
Timeline of 1900's
Inventions 1900-1990
Ch. 18/19 Timeline Project
Western Music History 2 Timeline
Carolingian Renaissance
origen de la estadisticas
Deja Brown's Timeline
Gods of Manhatten Council of 12
Samantha
Marc Chagall
Patrick Henry
Events leading up to WWI
computer science