NPS-CW-S&SS does not show HOWARD but this web page does:

http://www.geocities.com/MadisonAvenue/1864/companyF.htm

Howard, John T.; Private *
Howard, Napoleon B.; Private
Howard, William W.; Private *

* - denotes killed/mortally wounded in action or died of non-battlefield causes

What NPS-CW-S&SS does show is:

William W. Howard
Regiment Name Park's Co., 1st Virginia Infantry. (3 Months, 1861.)
Side Union
Company F
Soldier's Rank_In Pvt.
Soldier's Rank_Out Pvt.
Film Number M394 roll 1

Additional HOWARD men:

Howard, James
Co. H Pvt. Pvt.

Howard, John
Co H Corpl. Corpl.

Howard, Samuel M.
Co. H Pvt. Corpl.

Howard, Wiley
Co. H Pvt. Pvt.

JR