Raymond Armstrong Raymond Armstrong Lieutenant General Raymond Fullarton Armstrong (14 December 1917 — early 1990s) was a South African Air Force officer, who served as Chief of Defence Staff. Armstrong attended Rondebosch Boy's High School before attending the South African Military College. He joined the Special Service Battalion in 1936 and soon thereafter joined the Permanent Force. He was trained as a pilot, serving in World War II and later in the Korean War. He was Armed Forces Attache in Washington. He served as "Chief of Air Staff" before being appointed acting "Chief of Defence Staff" from 1 March 1974 to 30
Neil Armstrong than most simulations had taken. For this reason, Mission Control was concerned that the LM was running low on fuel. On landing, Aldrin and Armstrong believed they had 40 seconds of fuel left, including the 20 seconds' worth which had to be saved in the event of an abort. During training, Armstrong had, on several occasions, landed the LLTV with fewer than 15 seconds of fuel; he was also confident the LM could survive a fall of up to . Post-mission analysis showed that at touchdown there were 45 to 50 seconds of propellant burn time left. The landing on