Immigrant Entrepreneurship is primarily divided into five volumes.
Volume 1
From the Colonial Economy to Early Industrialization, 1720-1840
Volume 2
The Emergence of an Industrial Nation, 1840-1893
Volume 3
From the End of the Gilded Age to the Progressive Era, 1893-1918
Volume 4
The Age of the World Wars, 1918-1945
Volume 5
From the Postwar Boom to Global Capitalism, 1945-Today