Consists of returns of the 5th series (schedule), productions of industry, of the 1850 (7th) and 1860 (8th) censuses of the U.S
Reel 1. 1850, Adams-Butler counties -- Reel 2. 1850, Cambria-Erie counties -- Reel 3. 1850, Fayette-Northumberland counties -- Reel 4. 1850, Perry-Potter counties -- Reel 5. 1850, Schuykill-York counties -- Reel 6. 1860, Adams-Cumberland counties -- Reel 7. 1860, Dauphine-Perry counties -- Reel 8. 1860, Philadelphia county -- Reel 9. 1860, Potter-York counties