Columbia subject headings:
Cobbett, William, 1763-1835.
Commerce.
Spence, William, 1783-1860. Britain independent of commerce.
Harvard subject headings:
Cobbett, William, 1763-1835
Commerce
Spence, William, 1783-1860. Britain independent of commerce.
Princeton subject headings:
Cobbett, William, 1763-1835.
Commerce.
Spence, William, 1783-1860. Britain independent of commerce.