29, he provided a local, regional — and in some cases, national — overview of the topic for historical society members with an informative, engaging program, “Early Railroads in the ...

The Underground Railroad, a vast network of people who helped ... slaves northward each year -- according to one estimate, the South lost 100,000 slaves between 1810 and 1850.

LOWELL — The city’s early ... Underground Railroad was an organized network of secret routes and safe houses used by fugitive slaves to escape from the plantations of the South.