Seal of Pennsylvania Small 320×316 Medium 640×632 Large 1024×1011 Download TIFF Original 2400×2369 | (1.2 MB) Description The Seal of the State of Pennsylvania. The seal shows a shield which has a ship, a plow, and sheaves of wheat. This represents commerce, labor, and agriculture. Keywords agriculture, America, bald eagle, Commerce, labor, Pennsylvania seal, plow, shield, ship, State Seal, United States, US state, wheat Galleries Pennsylvania, State Flags and Seals Source: William Dwight Whitney The Century Dictionary: An Encyclopedic Lexicon of the English Language (New York, NY: The Century Co., 1911)