Analytical Herbarium : Designed for the Use of Students and Private Collectors was published in Farmington, Maine, in 1886 and used to collect botanical samples between May and June 1887.

This volume, entitled “Arbres de l’Amérique,” consists of 157 original pencil drawings (exact copies reduced to one third of the originals) of engraving taken from paintings by P.J. Redouté and Pancrace Bessa done for Francois-Andre Michaux’s North American Sylva, Paris, 1817-1819.

This volume, entitled Aurea Dicta (Latin, “Golden Words”), is an illuminated manuscript containing a collection of hymns and poems with illustrations throughout. It was bound by Oldach Company of Philadelphia, Pennsylvania, in 1914.

The William Augustus Brewer bookplate collection comprises 12,870 printed bookplates dating primarily from the eighteenth, nineteenth, and twentieth centuries, many of which were from the libraries of famous individuals or produced by significant artists. The collection also contains additional material relating to Brewer's collection, including Mrs. Augusta LaMotte Brewer's address book and printing plates and blocks, as well as reference material relating to bookplates.

Book of hours, probably for the Use of Noyon.

This volume contains Frederick D. Chester’s research notes on insects collected between 1890 and 1895 in Delaware.

This bound volume of original graphite sketches, notes, and nature prints is attributed to Harriet Elliot (d. 1825), daughter of Gilbert Elliot-Murray-Kynynmound, 1st Earl of Minto. Minto House and the surrounding landscape in Roxburghshire, Scotland, are the subjects of this sketchbook, with contents dated between 1807-1808. The volume also includes copied verse and studies of geometry and perspective.

This mid-eighteenth century physician’s notebook, most likely English in origin, contains medicinal and food receipts, prescriptions, and contemporary treatments for several common illnesses.

Philadelphia, Pennsylvania, resident W. O. George’s nineteenth century manuscript volume comprises approximately fifty pages of handwritten medicinal recipes. These recipes employ chemical (rather than herbal) means for their cures.

The Carol Hoffecker Delaware bookplate collection comprises 76 bookplates belonging to prominent early twentieth-century Delawareans and regional organizations. Individuals represented include statesmen, businessmen, and members of distinguished families, such as the du Pont and Warner families.

This unattributed fifteenth-century manuscript copy of Johannes de Rupescissa's alchemical medical textDe consideratione quintae essentiae rerum omniumcomprises 52 leaves on parchment, likely the work of more than one scribe.

Selected schoolwork in the subject of Language by first- through ninth-grade students from Worcester, Massachusetts. It was likely submitted to the 1904 Louisiana Purchase Exhibition in St. Louis, Missouri.

The J. Ben Lieberman early printed leaf collection contains examples of printing Lieberman acquired as an amateur printer, type enthusiast, and proponent of the private press. The collection includes eleven specimens in Latin, German, Italian, and French, and spans the fifteenth century to the eighteenth century. The leaves represent a variety of texts, with topics ranging from art and architecture to the Bible.

This item is a 1935 autograph book that belonged to Edith Gerselda Lynch, a student in the class of 1937 at Howard High School in Wilmington, Delaware. The book contains signatures and messages from Lynch's friends, acquaintances, and family, including a signature from Howard High School teacher and librarian Pauline A. Young. The pages provide a glimpse of student life at a Delaware-based African American high school prior to desegregation.

This nineteenth-century American manuscript contains approximately eighty-five pages of medicinal formulae and household receipts along with notes and sketches of plants and their medicinal properties. The volume dates from approximately 1861 to 1877 and may have been created by a Philadelphia, Pennsylvania, resident with a medical or scientific background.

This volume contains an extensive history of the Martin family of Chester County and Delaware County, Pennsylvania, created by John Hill Martin. Martin created the history during the 1870s-1890s, but included materials from both the eighteenth and nineteenth centuries.

This manuscript is a calligraphic devotional book containing Latin prayers and hymns corresponding to the Roman Catholic liturgical year. It was created by an unknown person in 1827, perhaps a Cistercian nun at the Doornzele Abbey near Ghent, Belgium.

This manuscript essay describes the legal history of slavery in England, focusing especially on the precedents for and limitations of the 1772 Somerset vs. Stewart decision.

This volume contains a circa 1860 manuscript copy of Laurentius Terpager and Johanne Frisio’s history of Danish printing and typography, De Typographiae Natalibus in Dania Schedula Historica, originally printed in 1707.

Delaware chemist Dr. Frank W. Tober's collection of leaves from manuscripts and from early printed books. It includes pages from books printed in England, France, Germany, Italy, and Switzerland and that date from the fifteenth, sixteenth, and seventeenth centuries. The manuscript pages in the collection include specimens in Latin, German, Arabic, and Indian.