Battle of Frayser's Farm and Malvern Hill
http://www.sonofthesouth.net/leefoundation/jackson/battle-frayser-farm-malvern-hill.html
(See middle of first map)

http://maps.google.com/maps?hl=en&ie=UTF8&q=%22Frayser's+Farm%22+&ll=37.433704,-77.233286&spn=0.231725,0.349503&t=p&z=11
(Copy and paste the whole URL above and Zoom in on A and H)