Here are some of her most notable works:
Historical Fiction:
* The Flight of the Eagle (1916) - A novel set during the French and Indian War.
* The Nameless Day (1918) - A novel set during the Revolutionary War.
* The House of Happiness (1921) - A novel set in the early 1800s, focusing on the lives of women in a Pennsylvania town.
* The Strange Schemes of Randolph Mason (1922) - A novel set in the early 1900s, featuring a lawyer who uses unconventional methods to solve mysteries.
* The Mystery of the Blue Room (1923) - A mystery novel set in a luxurious mansion.
* The Silent Witness (1928) - A novel set in colonial America, focusing on the lives of a young woman and her family.
* The Man in the Trunk (1937) - A mystery novel set in New York City.
Children's Literature:
* The Little Girl of the Big House (1914) - A story about a young girl who lives on a plantation in the antebellum South.
* The Little Girl of the Old Plantation (1915) - A sequel to the previous book, featuring the same characters.
* The Little Girl of the Blue Ridge (1916) - A story about a young girl who lives in the Appalachian Mountains.
* The Little Girl of the Old Colony (1917) - A story about a young girl who lives in colonial Massachusetts.
* The Little Girl of the Bluebonnet (1918) - A story about a young girl who lives in Texas during the Wild West era.
Lydia Minturn Post's books were popular in their time, and she is still remembered today as a talented author who wrote engaging and well-researched stories.