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Posted by: Cynthia Smith
This post features maps of the World's Columbian Exposition that took place in 1893. Images of a guide map, souvenir maps, floor plans, and bird's eye views are included in the post.
Posted in: 19th century cartography, American History, City Histories
Posted by: Meagan Snow
Learn about the early history of the Women's Bureau, including the maps they produced to make the case for establishing standards for women in the workplace.
Posted in: 20th century cartography, American History, Women's History
Posted by: Lena Denis
The deepest point in the Atlantic Ocean can be found about 100 miles north of Puerto Rico, in a trench where two tectonic plates meet. This post discusses the Puerto Rico Trench's unique geology and efforts to map it.
Posted in: 19th century cartography, 20th century cartography, Exploration, Geographic Information Science, Physical Geography
![photomechanical print from painting of Rochambeau head-and-shoulders portrait, facing front]](https://blogs.loc.gov/maps/files/2024/11/Gen-roch.jpg)
Posted by: Carissa Pastuch
This post highlights the Rochambeau map collection, which was purchased by the Library of Congress in 1883.
Posted in: 18th century cartography, American History
Posted by: Julie Stoner
This blog post highlights unusual maps found in the Geography and Map Division collections including a chart of port cities, a history of the Civil War, and a railroad organization chart.
Posted in: 19th century cartography, Big Data and Visualization
Posted by: Amelia Raines
This post explores a large, colorful map of staple crops in Puerto Rico in the first years of the US administration of the island.
Posted in: 20th century cartography, American History, Hispanic American History
Posted by: Tim St. Onge
Celebrate Geography Awareness Week and GIS Day at the Library of Congress on Thursday, November 21st from 5pm to 8pm with Mapping Our World, a special Live! at the Library event diving into ocean mapping and exploration! This event will feature a collections display, interactive games and crafts, and a talk by Dr. Vicki Ferrini of Columbia University on the history of ocean mapping.
Posted in: Events, Exploration, Geographic Information Science, Physical Geography
Posted by: Abraham Parrish
This blog post explores the early adoption of electrical lighting in 19th century America through maps.
Posted in: 19th century cartography, American History, City Histories
Posted by: Tim St. Onge
While Amos Doolittle is best known for his accurate scenes of the Battles of Lexington and Concord, his map engravings, capturing the early years of the new independent nation, deserve recognition as well.
Posted in: 18th century cartography, 19th century cartography, American History, Biography