topic

• Bridges1
• Charts, diagrams, etc1

name

• Gray, George E., 1818-19131
• Hoffman, Knickerbocker & Co1
• Hudson River Bridge Company (Albany, N.Y.)1

collection

• Maps of New York City and State1

place

• Albany (N.Y.)1
• Hudson River (N.Y. and N.J.)1
• New York (State)1

genre

• Maps1

publisher

• Hudson River Bridge Company1

division

• Map Division1

type