Browse Collections
Commemorative Survey Marks
Lewis and Clark Corps of Discovery Bicentennial
2002 Winter Olympics – Salt Lake City
U.S. Center of Population: 2000
NOAA Heritage Trail: The Calais Observatory
Ocean in View! The Nation's Newest Nickel
100th Anniversary of the First Flight
50th Anniversary of the Fredericksburg Geomagnetic Center
Fagatele Bay National Marine Sanctuary, American Samoa
Pago Pago Harbor, American Samoa
Kilauea Point National Wildlife Refuge, Hawaii
Hassler Park
100th Anniversary of the U.S. Forest Service
National Estuarine Research Reserve System
Hawaiian Islands Humpback Whale National Marine Sanctuary
Distance Measurement Tools
Great Theodolite
The Bache- Wurdemann Compensating Device
Eimbeck Duplex Bars
Iced Bar B 17
Steel Tape with Tape Stretcher
Invar Tape
AGA Geodimeter NASM-2A
Tellurometer Model M/RA 1
Laser Signal and Prismatic Mirror Reflecting System
AGA Geodimeters, Models 4D and 4L
Big Red
AGA Geodimeter Model 6
Hewlett-Packard Model 3800B Distance Meter
Tellurometer Model MA-100
Ranger III and Rangemaster III
Topcon ET-1 Total Station
Trimble GPS Antenna
Historical Nautical Charts
New York Bay and Harbor and the Environs
Hell Gate and Its Approaches
Pot Rock and Way's Reef, Hell Gate
New York Bay and Harbor
Approaches to New York
New York Harbor, Upper Bay and Narrows
Harlem River Nautical
New York Harbor Nautical
Hudson and East Rivers
New York City Electronic Navigational Chart
NGS—Past and Present
Surveying—Past and Present
Instrument Diagrams
Outdoor Life
Measuring Distances
Getting There…
Surveying EquipmentRare Books
Surveying Voyages of Ships Adventure and Beagle
The Physical Geography of the Sea
The Depths of the Sea
The Voyage of the "Challenger."
Deep-Sea Sounding And Dredging
Norwegian North-Atlantic Expedition
The Fisheries of the United States
Three Cruises of the "Blake"
The Gulf Stream: Methods of Investigation
Aus den Tiefen des Weltmeeres
Survey Towers
Timber Tower
Dimensional Lumber Tower
Pipe Tower
Bilby Tower
Peck Tower
Four-foot Stand
Truck Mounted Observing Tower
G-Tower
Trailer Mounted Tower
Swedish PoleTheodolites
Thomas Jefferson's Theodolite
Hassler's Camp
The Great Theodolite
Würdemann Six-inch Theodolite
Heliotrope
Micrometer Scale
Theodolite Mounted on Water Tank
Seven-inch Repeating Theodolite
C&GS Twelve-inch Theodolite
Wild T-4
K&E Theodolite, Parkhurst Design
Wild T-2
Wild T-3
Topcon GPT-3002LW Total Station
George S. Geer Letters: Life Aboard an Ironclad
The Monitor's Rotating Gun Turret
The Monitor's Cannons
The Monitor's Anchor
The Monitor's Propeller
The Red Lantern
Silverware from the Monitor
The Monitor's Engine and Register
Condiments and Bottles
Monitor Photomosaics