• 24A North Tower Communications Antenna In The Center Passage 911 Museum New York.jpg
  • 24B North Tower Communications Antenna In The Center Passage 911 Museum New York.jpg
  • 25 Elevator Motor Was The Largest Model In The World When Installed, One Of 99 Elevators That Serviced The North Tower In The Center Passage 911 Museum New York.jpg
  • 26A New York City Fire Department Ladder Company 3 Truck In The Center Passage 911 Museum New York.jpg
  • 26B New York City Fire Department Ladder Company 3 Truck In The Center Passage 911 Museum New York.jpg
  • 26C Helmet Worn By New York City Fire Department Captain Patrick John Brown on September 11, 2001 In The Center Passage 911 Museum New York.jpg
  • 26D New York City Fire Department Ladder Company 3 Truck In The Center Passage 911 Museum New York.jpg
  • 26E New York City Fire Department Ladder Company 3 Truck In The Center Passage 911 Museum New York.jpg
  • 27A Original Slurry Concrete Retaining Wall And Last Column In Foundation Hall 911 Museum New York.jpg
  • 27B Original Slurry Concrete Retaining Wall Was Used To Prevent Hudson River Water From Seeping Into The Site In Foundation Hall 911 Museum New York.jpg
  • 27C The Last Column Was Chosen To Mark The Completion Of The Recovery Of The World Trade Center In Foundation Hall 911 Museum New York.jpg
  • 27D The Last Column Was Signed By Recovery Workers, First Responders, Volunteers, And Victims Relatives In Foundation Hall 911 Museum New York.jpg
  • 28 During The South Towers Collapse Extreme Stresses Caused This Steel To Fold Over onto Itself In Foundation Hall 911 Museum New York.jpg
  • 29 River Water Line Valve Was Part Of A Pipeline That Carried Water From The Hudson River To An Underground Refrigeration Plant In Foundation Hall 911 Museum New York.jpg
  • 30 Reinforcing Tieback With 21 Steel Cables Enclosed In A Metal Pipe Was Drilled Into The Slurry Wall And Down Into Bedrock In Foundation Hall 911 Museum New York.jpg
  • 31A Box Steel Column Remnant Provided Structural Support For The Twin Towers In The Center Passage 911 Museum New York.jpg

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26C Helmet Worn By New York City Fire Department Captain Patrick John Brown on September 11, 2001 In The Center Passage 911 Museum New York

26C Helmet Worn By New York City Fire Department Captain Patrick John Brown on September 11, 2001 In The Center Passage 911 Museum New York