In the 1930s, a Black postal worker in Harlem, New York, wrote a book that was both a travel guide and a survival guide.
The Negro Motorist Green Book later became known as “the Bible of Black travel.”
The guide was updated annually so Black Americans across the nation could safely find everything from hotels, motels and restaurants to nightclubs, grocery stores, resorts, beaches and gas stations, according to the National Trust for Historic Preservation…