The battle of Gettysburg, 1st July, 8 to 10 a.m.

Gettysburg: The Last Invasion, Allen C. Guelzo . An excellent account of the Gettysburg campaign, illustrated by a splendid selection of eyewitness accounts. Focuses on the actions of individual commanders, from Meade and Lee down to regimental commanders, with a focus on the corps commanders and their activities and attitudes. Supported by plenty of accounts from further down the command chain and from civilians caught up in the fighting. [read full review]

Stars in Their Courses: Gettysburg Campaign, Shelby Foote, 304 pages. Well researched and written by one of the best known historians of the Civil War, this work is taken from his longer three volume work on the war, but does not suffer from that.