The 4th Regiment, 2d Brigade, 1st Division, Massachusetts Volunteer Militia, left Boston
at 8 1/4 p. m., on Wednesday, 17th April.
It comprises 500 rank and file, divided into nine companies, and is officered as follows: Colonel Commandant
, Abner B. Packard
; Lieutenant-Colonel, Hawkes Fearing, jr.
, H. O. Whittemore
; Adjutant, Henry Walker
; Quartermaster, Wm. M. Carruth
, Wm. D. Atkinson, jr.
, Henry M. Saville
's Mate, Wm. Lyman Foxon
.--N. Y. Tribune, April 20