Federal Regiment

21st Massachusetts Infantry

Commanding Officer on the Antietam Campaign:
Col. William S. Clark

This Regiment's Chain of Command:
  Army - Army of the Potomac
  Corps - Ninth Army Corps
  Division - 2nd Division, 9th Corps
  Brigade - 2nd Brigade, 2nd Division, 9th Corps

Maps Showing this Unit

Detail Map #7: Burnside Attacks the Lower Bridge (10 am-1 pm)
Detail Map #8: Rodman's Division Crosses at Snavely's Ford (10 am-1 pm)
Detail Map #12: Burnside's Ninth Corps Climbs Toward Sharpsburg (3-4 pm)
Detail Map #13: AP Hill's Division Hits Burnside's Flank (4-5 pm)

Battlefield Tablets for this Unit

Tablet #56: Ninth Army Corps - 15 Sep, 7 AM to 16 Sep, 3 PM
Tablet #58: Sturgis' Division, Ninth Army Corps - 16 Sep, 9 PM to 17 Sep, 5 PM
Tablet #100: Ferrero's Brigade, Sturgis' Division - 17 Sep, 1 PM to 17 Sep, 7 PM
Tablet #122: Army of the Potomac - 17 Sep, 10 AM to 17 Sep, 6 PM
Tablet #70, cont: Ninth Army Corps - 17 Sep, 3 PM to 17 Sep, 5 PM
Tablet #68: Ferrero's Brigade, Sturgis' Division - 17 Sep, 6 AM to 17 Sep, 9 PM
Tablet #70: Ninth Army Corps - 17 Sep, 7 AM to 17 Sep, 3 PM
Tablet #57: Ninth Army Corps - 17 Sep, 7 AM to 17 Sep, 5 PM

We have 57 individuals in the AotW database who were on the Maryland Campaign with this unit:

Co.	Rank	Name	Casualty?
A	Sgt	Davis, Jonas Rice	WIA 09/17
A	Pvt	Hitchcock, George Alfred
A	Sgt	Hitchcock, Henry Sparhawk
A	Pvt	Osgood, John Albert	WIA 09/17
A	Pvt	Severance, George R.	WIA 09/17
B	Corp	Stephens, Thomas	WIA 09/17
B	Capt	Walcott, Charles Folsom
C	Pvt	Earle, William H.	WIA 09/17
C	Pvt	Farrell, Thomas	WIA 09/17
C	Lt	Gibson, George W.	WIA 09/17
C	Pvt	Smith, Arthur H.	WIA 09/14
C	Pvt	Southwick, Francis Smith	WIA 09/17
D	Pvt	Boynton, William Sullivan	KIA 09/17
D	Pvt	Delany, Dennis	WIA 09/17
D	Pvt	Flint, Samuel Warren	WIA 09/17
D	Lt	Hill, George C.	WIA 09/17
D	Lt	Holbrook, Henry Clay	KIA 09/17
D	Pvt	Stewart, William M.	WIA 09/17
D	Pvt	Warren, Preston	WIA 09/17
E	Pvt	Bigelow, George Thomas	KIA 09/17
E	Pvt	Brock, Albert L.	WIA 09/17
E	Pvt	Burke, Patrick	WIA 09/17
E	Pvt	Burroughs, Horatio	WIA 09/17
E	Corp	Buss, Henry K.	KIA 09/17
E	Pvt	Eastman, Amos S.	KIA 09/17
E	Pvt	Gallagher, Hugh	WIA 09/14
E	Lt	Goss, Charles	WIA 09/17
E	Pvt	Julian, William	WIA 09/14
E	Corp	Maquillen, Charles E.	WIA 09/17
E	Pvt	Penry, Waterman	WIA 09/17
E	Corp	Sargent, Franklin	WIA 09/17
E	Pvt	Wilson, James H.	WIA 09/17
F	Pvt	Brown, Henry Washington
F	Pvt	Renner, Charles R.	WIA 09/17
F	Pvt	Thayer, John	WIA 09/14
G	Pvt	Crafts, Charles Ranson	WIA 09/17
G	Pvt	Daley, Jr., Daniel	KIA 09/17
G	Lt	Munroe, George Milton	WIA 09/17
G	Lt	Parker, Charles Hannibal	WIA 09/17
G	Pvt	Pratt, William	WIA 09/17
G	Pvt	Puffer, Eugene Augustus	WIA 09/17
G	Pvt	Stewart, Luther E.	WIA 09/17
G	Corp	Stratton, James S.	KIA 09/17
H	Sgt	Kelt, John	WIA 09/17
H	Pvt	Willard, James H.	WIA 09/17
I	Pvt	Leonard, Charles	MWIA 09/17
I	Sgt	Wood, Edwin R.	WIA 09/17
K	Lt	Aldrich, Harrison
K	Pvt	Brigham, Charles Samuel	MWIA 09/17
K	Sgt	Davis, George W.	MWIA 09/17
K	Corp	Harrington, William	WIA 09/17
K	Pvt	Holman, George Hollis	WIA 09/17
K	Pvt	Jackson, Edward A.	WIA 09/17
K	Pvt	Stone, James Madison
F&S	Col	Clark, William Smith
F&S	Surg	Cutter, Calvin
F&S	ASrg	Oliver, III, James

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