1878 – 1st White House telephone installed
1921 – 1st US helium-filled dirigible makes 1st flight
1922 – 1st skywriting over US-“Hello USA”-by Capt Turner, RAF
1941 – US Civil Air Patrol (CAP) organizes
1959 – 12 nations sign treaty for scientific peaceful use of Antarctica
1959 – The 1st color photograph of Earth received from outer space
1963 – Nagaland becomes a state of Indian union
1976 – Bangladesh General Ziaur Rahman declares himself president
1991 – US 75th manned space mission “STS 44” Atlantis 10 lands
