Diary of John Beauchamp Jones: June 1, 1861 (Jones sets up the War Department offices, despite objections from other departments.)
https://civilwarnotebook.blogspot.com/2015/02/diary-of-john-beauchamp-jones-june-1.html
Theodore Winthrop to Elizabeth Woolsey Winthrop, June 1, 1861 (Winthrop on his status as staffer for Gen. Butler.)
https://civilwarnotebook.blogspot.com/2014/11/theodore-wintrhop-to-elizabeth-woolsey.html
Diary of William Howard Russell: June 1, 1861 (On British subjects forced into the Confederate army and the crisis faced by America. Russell preparing for a trip up the Mississippi.)
https://civilwarnotebook.blogspot.com/2016/09/diary-of-william-howard-russell-june-1.html
Diary of Judith W. McGuire: June 1, 1861 (McGuire witnesses a minor cavalry engagement at Chantilly, VA, just north of Manassas Junction.)
https://civilwarnotebook.blogspot.com/2014/12/diary-of-judith-w-mcguire-june-1-1861.html
The cavalry engagement Judith McGuire witnessed was at Fairfax Courthouse, not Chantilly, where she wrote the entry.