I have used the bludgeon myself. Any of those will work though, but, you should use it during squirrel hunting season

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http://www.dgif.virginia.gov/hunting/regulations/smallgame.asp#squirrel
Seasons:
[ul][*]September 1-January 31: statewide[*]Spring Season: June 7-21, 2008
[ul][*]Allowed only on the following Wildlife Management Areas: Amelia, Big Survey, Briery Creek, Chickahominy, Dick Cross, Dismal Swamp, Fairystone (including Fairystone State Park and Philpott Reservoir), Goshen, Havens, Hog Island (Carlisle Tract only), Horsepen, James River, Pettigrew, Phelps, Powhatan, Thompson, Turkeycock Mountain, and White Oak Mountain Wildlife Management Areas. [/ul]
[ul][*]Fox squirrels may only be harvested on Big Survey, Goshen, Havens, Phelps and Thompson Wildlife Management Areas.[*]Hunting squirrels with dogs is not allowed during the spring season. [/ul][/ul]