This primary source comes from the Collection GRF-0127: Saigon Embassy Files Kept by Ambassador Graham Martin.
National Archives Identifier:
186722Full Citation: Cable from Graham Martin, Ambassador to South Vietnam, to Secretary of State Henry Kissinger Concerning the Evacuation of Vietnam; 4/26/1975; Collection GRF-0127: Saigon Embassy Files Kept by Ambassador Graham Martin. [Online Version, https://docsteach.org/documents/document/cable-from-graham-martin-ambassador-to-south-vietnam-to-secretary-of-state-henry-kissinger-concerning-the-evacuation-of-vietnam, April 19, 2024]