Sources:
Osprey Military/Order of Battle Series/Gettysburg 1 July 1863/Confederate.
Gettysburg July 1 By David Martin
Osprey Military Campaign Series/Gettysburg High Tide of the Confederacy
Gettysburg Magazine (issue # unknown,but from 1990's)The following:
Mark and Beth Storch :"What a trap we were in" Archer's Brigade at Gettysburg. (The title is probably different...but it is words of a similar nature)
A unit in the east that has been portraying the 14th Tennessee for much longer than any others can be found at: