Union Order of Battle at Gettysburg
Army of the Potomac, XI Corps, 2nd Division

2nd Div., 1st Brigade, XI Corps Colonel Charles L. Coster Born in New York, Age 23	2nd Div., 2nd Brigade, XI Corps Colonel Orland Smith Born in Maine, Age 38
Regiments: 134th New York | 400 men | Roster 154th New York | 239 men | Roster 27th Pennsylvania | 283 men | Roster 73rd Pennsylvania | 290 men | Roster	Regiments: 33rd Massachusetts | 491 men | Roster 136th New York | 482 men | Roster 55th Ohio | 327 men | 73rd Ohio | 338 men | Roster