Hotline message, LBJ to Kosygin, 6/6/67, 10.21 AM
Citation
Hotline message, LBJ to Kosygin, 6/6/67, 10.21 AM, LBJ Presidential Library, accessed August 29, 2025, https://discoverlbj.org/item/nsf-nsch-b19-e196706-i16