Manuscript record of a council of war held at Perth Amboy, September 17, 1776. Contains also, manuscript letters concerning the Council of war.

Captain William Scott (b.1752) was a company commander in the British 17th Regiment of Foot. He participated in many battles and campaigns during the American Revolutionary War, including the Philadelphia campaign. This three-page memorandum describes the events leading up to, and the conduct of, the Battle of Germantown, on October 4, 1777.

These are letters to Thomas Clarke, Isaac Roberdeau, and Jonathan Williams, Jr., about the defense of Philadelphia against possible British attack.

A company-level orderly book for the 9th Pennsylvania Infantry kept by Sgt. John McGriff under the command of Capt. Thomas Bartholomew Bowen. The orderly book details the activities of the regiment during the late fall, 1780, while stationed at Totoway, New Jersey.

This is miscellaneous material relating to postal affairs, including Hazard's appointments in the service, and certificates of membership in various institutions. There are letters from Richard Bache, George Clinton, Benjamin Franklin, John Hancock, Samuel Huntington, Thomas Jefferson, Timothy Matlack, Samuel Miller, George Washington, and others. One manuscript is endorsed, "My Covenant with the most high God," which is Hazard's reaffirmation of the vows made for him by his parents at the time of his baptism.

This volume contains two selections: the first are problems in geometry and trigonometry, and the second concerning fortifications and their layout. Note on fly-leaf says this volume was found in the Bastile.

This volume includes a journal of a campaign in Hungary (1737), and a diary (1738-1739) written in German.

Volume one includes an account of a voyage from England to St. Petersburg and of a journey from thence by Moscow through Poland to meet the Russian army. Plates consist chiefly of plans of battle fields. Volume one contains also List of expenses in the German language. A short index to various articles that are not in the volume. Project de commerce entre l'Angleterre et la Russie. Oraison funebre prononcé a St. Petersbourg le 10 Mars, 1725 a l'occasion de la lort de Pierre le Grand...par M. Theoplane... Volume two includes a section entitled "Literæ processus ssmi domini nostri Clementis--Papæ XII."

This account book contains receipts and expenditures for the Flying Camp (1783), and business accounts for purchases of bread and candles, and for expenses of traveling and lodging (1785-1800).

A brigade-level orderly book for the Pennsylvania Line of the Continental Army (including the 1st, 2nd, 7th and 10th Regiments), kept between October 1778-May 1779, while the brigade was encamped in Fredericksburg and Middlebrook, New Jersey. Includes detailed records of orders issued relating to the brigade, brigade discipline, courts-martial, and records of orders relating to sutlers and camp followers.

Major John André (1750-1780) was a British officer during the American Revolutionary War. He is best known in America for his attempt to facilitate Benedict Arnold's surrender of West Point to the British in 1780, but was known in his time as a capable, cosmopolitan officer, who served an interesting and varied career until his death in 1780. A participant in many of the Revolutionary War's most famous battles, André was twice captured by the American army, and served well enough to earn two promotions and numerous important assignments during the conflict. This eight-page letter chronicles the Philadelphia campaign of 1777 and includes descriptions of the Battles of Brandywine, Paoli and Germantown.

Lieutenant William Keugh (b. 1732) was an Irish-born officer in the British army during the French and Indian War and the American Revolutionary War. Serving as Adjutant for the 44th Regiment of Foot, Keugh wrote Report of British Officer to His Majesty from Camp at German Town 28th of Setptemr. 1777, which chronicles the Philadelphia campaign of 1777, including descriptions of the Battles of Brandywine, Paoli and Germantown.

The correspondence (1869-1883) is primarily routine business, i.e. navy orders and letters of recommendation, and also includes some personal letters. In addition, there are several notebooks and diaries, including notes from Pennsylvania Hospital clinical lectures, 1867-1869 (2 v.); diaries, 1865-1875 (7 v.); a volume of poetry; and general study notes. There is also early material (1745-1813) on the Cassin family, including a letter of indenture dated 1758.

These are primarily papers relating to the work of the United States Army Corps of Topographical Engineers, with special reference to surveys of harbors of the eastern United States. Some papers and letters relate to natural history and are addressed to John Lawrence LeConte. Correspondents include Rutherford B. Hayes, Joseph Henry, Daniel Parker, and E.G. Squier.

A Brigadier General in the Continental Army, George Weedon served under the immediate command of his fellow Virginian George Washington from, 1776 until 1778. This orderly book was kept under Weedon's command during the fall and winter, 1777-1778, documenting the hardships suffered by the American soldiers during their bitter encampment at Valley Forge.

Included in this volume are short treatises on military topics, such as fortification and geometry, and military discipline; an account of campaigns (1689-1697) with the Royal Regiment of Foot in Ireland fighting the Williamite War between King James II and King William III, an account of campaigns under Prince Eugene of Savoy, with lists of troops; a section entitled "Un traittes touchant les conquètes quon pouroit faire en Amerique sur la maison de Bourbon au cas que la querre devienne generale et qui seules peuvent retablir lequilibre de l'Europe;" and lists of imperial regiments. Volume describes campaigns that took place during the successive reign of William of Orange, Queen Anne, George I and George II. British officers of note are John Lindsay, 20th Earl of Crawford and John Churchill, Duke of Marlborough.

George Weedon (1734-1793) was Captain in the French and Indian War and a General in the American Revolutionary War. Between the two conflicts he was a prominent citizen of Fredericksburg, Virginia, operating a tavern in that city which served as a meeting place for George Washington, Thomas Jefferson, Patrick Henry, John Marshall and others to discuss politics and the future course of the American colonies.

Correspondence and an autobiographical sketch of the French and Indian War and Revolutionary War service of Samuel Miles. A native Pennsylvanian, Miles raised and commanded a regiment of riflemen, but was captured near Flatbush in August 1776, during the battle of Long Island. He was held as a prisoner of war in New York until his exchange in April 1778. Miles subsequently served as Mayor of Philadelphia and was a presidential elector in 1796.

An early settler and prominent citizen in the Moravian heartland near Bethlehem, Pennsylvania, Timothy Horsfield was named justice of the peace when Northampton County was formed out of Bucks in 1752, and was one of those given responsibility for the defence of the local white and Christian Indian populations during the French and Indian War. The Horsfield Papers offer a window onto the tumultuous history of northeastern Pennsylvania during the 1750s and 1760s. Comprised largely of correspondence and related documents between Horsfield, William Parsons, and provincial and military authorities, the collection includes important information on the Native tribes' actions (previously described as "Indian assaults") in the region in 1756 and 1757 and the military and diplomatic response of settlers.

The papers include miscellaneous letters, letterbooks, books, certificates, and diplomas of various members of the Muhlenberg family. Among them are photostats of letters and papers of General John Peter Gabriel Muhlenberg and officers of the Continental Army on military affairs in the Southern Department during the American Revolution (1772-1804); photostats of letters to Albert Gallatin, Nathanael Greene, Edward Hand, Winthrop Sargent, Baron von Steuben, William Alexander, and George Washington; photostat of General Muhlenberg's journal of trips to the Ohio (1784, 1797); photostats of letters and notes of Gotthilf H. E. Muhlenberg, including a diary kept at Halle (1771) and extracts of thirty letters to Stephen Elliott of Beaufort and Charleston, South Carolina (1808-1815); photostats of letters of Henry A. Muhlenberg about his biography of General Muhlenberg (1848-1849); and photostats of letters of Henry Melchior Muhlenberg (1711-1787). Also included is an original letterbook of Peter Muhlenberg, paymaster of the United States Army, kept at Augusta and Savannah, Georgia (1836-1842). Henry Muhlenberg's notebooks (1784-1813), written in Latin or German script, in a small hand, includes a wealth of botanical observations, with a focus on Lancaster, Pennsylvania. The Henry Muhlenberg journals are a record of daily occurrences, with many features of a commonplace book, containing prescriptions, notes of questions asked candidates for the Lutheran ministry, and the plan of a barn. There is also a biographical account of Rev. Henry Melchior Muhlenberg (1711-1787).