The list of Federal contributions is as follows:
- Characteristics of the army, by H. V. Redfield;
- Death of General John H. Morgan, by H. V. Redfield;
- General Meade at Gettysburg, by Colonel James C. Biddle;
- General Reynolds' last battle, by Major Joseph G. Rosengarten;
- Gregg's cavalry at Gettysburg, by Major J. E. Carpenter;
- How Jefferson Davis was overtaken, by Major-General Wilson;
- Morgan's Indiana and Ohio raid, by Colonel J. E. McGowan;
- On the Field of Fredericksburg, by Hon. D. Watson Rowe;
- Recollections of General Reynolds, by General T. F. McCoy;
- Some recollections of Grant, by S. H. M. Byers;
- The Baltimore Riots, by Frederic Emory;
- The battle of Beverly ford, by Colonel F. C. Newhall;
- The battle of Shiloh, by Colonel Wills De Hass;
- The campaign of Gettysburg, by Major-General Alfred Pleasonton;
- The capture of Mason and Slidell, by R. M. Hunter;
- The draft Riots in New York, by Major T. P. McElrath;
- The famous fight at Cedar creek, by General A. B. Nettleton;
- The First attack on Fort Fisher, by
- Benson J. Lossing, Ll. D.;
- The First cavalry, by Captain James A. Stevenson;
- The First great crime of the war, by Major-General W. B. Franklin;
- The First iron-clad Monitor, by Hon. Gideon Welles;
- The First shot against the flag, by Major-General S. W. Crawford;
- The “old Capitol” prison, by Colonel N. T. Colby;
- The right flank at Gettysburg, by Colonel William Brooke-Rawle;
- The siege of Morris Island, by General W. W. H. Davis;
- The Union cavalry at Gettysburg, by Major-General D. McM. Gregg;
- The Union men of Maryland, by
- Hon. W. H. Purnell, Ll. D.;
- The war's carnival of Fraud, by Colonel Henry S. Olcott;
- Union view of exchange of prisoners, by General R. S. Northcott;
- War as a popular Educator, by John A. Wright.