Correspondence of the Richmond Dispatch.
Movements of troops.
Oakland Depot, May 15, 1861.
The Greenbrier Rifles, Capt. Dennis, from Lewisburg, have just arrived here, on their way to Staunton.
The Clear Creek Rifles were in Lewisburg, on their way to this place, night before last.
Three more companies are now forming in old Greenbrier as this time.
The Monroe Guards, Capt. Tiffany, 104 strong, are at this place, on their way to Staunton.--There are also two companies here, at this time, from Allegheny.
We will all leave here in the course of two hours, with nearly 400 men. R. H.