Here are some of her most notable works:
* "The Wonderful World of the Eskimos" (1956): This book, considered a classic, is an insightful and engaging account of the lives and culture of the Inuit people. It was praised for its accuracy and sensitivity.
* "The Big Book of Indians" (1964): This book provides a comprehensive overview of the history and culture of Native Americans in North America.
* "The Big Book of the Bible" (1973): This book offers a detailed and accessible explanation of the Bible, exploring its stories and characters.
* "The Big Book of Animals" (1974): This book explores the diverse world of animals, from their habitats and behavior to their relationships with humans.
* "The Big Book of History" (1975): This book provides a broad overview of world history, covering key events and civilizations.
In addition to these books, Jessup also authored numerous other titles, including:
* "The Big Book of Nature"
* "The Big Book of Science"
* "The Big Book of Explorers"
* "The Big Book of World Cultures"
* "The Big Book of the American Revolution"
Her works are characterized by their engaging style, accessibility, and focus on historical and cultural understanding.
It's important to note that her use of the term "Big Book" in many titles might lead to some confusion as it was a popular format used by many authors during her time.