topic

• Tunnels3
• Underwater tunnels3
• Borings1
• Railroads1

name

• New York (N.Y.). Board of Estimate and Apportionment2
• New York (N.Y.), Board of Estimate and Apportionment,1

collection

place

• Narrows, The (New York, N.Y.)3
• New York3
• New York (State)3
• New York (N.Y.)2
• More Less

genre

• Maps3
• Diagrams1

publisher

• The Board3

division

• Map Division3

type

• cartographic3
• still image1