Updated timelines

Ch.12
European Exploration Of The World
European Exploration Of The World timeline
CH 27; The nation abroad
Bill Walsh Timeline
Bill Walsh Timeline
Jorge's Time Line
1820-1850
1820-1850 timeline
Holes timeline
Holes timeline
European Exploration
European Exploration timeline
Historia del padre rafael garcia herreros
Chapter 12 Events
Chapter 12 Events timeline
1820s-1850s Important Events
Chapter 27 Timeline
Scientific Revolution
Scientific Revolution timeline
Evolucion de la Tecnología Educativa
Chapter 27
World War II