Other items which are useful to have include:

Button board

Brass polish (rottenstone)

Buff Stick

Cleaning cloth/rag

Clothes brush

Musket wrench

Cone Pick

Rifle oil

Wiper (worm)

Tampion

Pocket knife

Hatchet, frying pan, or coffee boiler

Candles and matches

Housewife (sewing kit)

Comb

Towel

Soap, lye

Tooth brush

Mirror

Sleeping cap

Camp hat

Forage cap rain cover

Civilian hat (late war)