1. Letters from members of General Mead's family, veterans of the same Civil War campaigns, and former associates of General Meade These make corrections, comment, clarify incidents or are inclined to argue about Pennypecker's interpretation of battles and campaigns, especially when they feel that their hero or former regiment has been slighted. Thus here we get first hand unpublished accounts of many controversial Civil War incidents.
2. Letters relative to the problems of publishing the book. Correspondence from members of the firm of Appleton, reviewers, etc., concerning such things as editing, procurement of maps, sales, royalties, advertising, reviews.