Updated timelines

Franklin D. Roosevelt
Franklin D. Roosevelt timeline
Telephone
Telephone timeline
Slavery
Slavery timeline
Toastytime France by Gavin Chanlder and also Adrian Stadler
Toastytime France by Gavin Chanlder and also Adrian Stadler timeline
Computers
Computers timeline
Calendar
Forrest Gump vs History
Forrest Gump vs History timeline
WWII Timeline
6.1.2 Project - French Revolution Timeline - Carley and Melani
WW2
WW2 timeline
Norma Internacional
Norma Internacional timeline
Slavery
Twenty-Year "Calm": 1919-1939
Historia de la informatica
Historia de la informatica timeline
Henry Clay
Henry Clay timeline
Civil Rights Movement Timeline