Early Chart Showing Governor's Island, US Navy Yard, Williamsburg Brooklyn 21.5x25

Early Chart Showing Governor's Island, US Navy Yard, Williamsburg Brooklyn 21.5x25

1800s Nautical Chart Showing Curves of Equal Velocities Brooklyn, US Navy Yard, Governor's Island 21.5x25

Early Tide Chart Showing US Navy Yard, Williamsburg, NYC dueing Maximum Ebb Current 25x29

Early Flood Current Chart Bewteen Red Hook and Fulton Ferry East River, NY showing Navy Yard and Governor's Island 25x24

Early Flood Current Chart Between Red Hook and Fulton Ferry East River, NY showing Navy Yard and Governor's Island 24.5x24

Sketch Showing Mean Tide Maximum Velocity Curves Between Red Hook and Corlair Hook East River, NY showing Peck Slip Ferry, US Navy Yard, Governor's Island 25x23

1800s Nautical Chart Showing Curves of Equal Velocities during Maximum Ebb Current City of Brooklyn, NYC, US Navy Yard 21.5x25

Flood Current Charts approximately 1880 Fulton Ferry, US Navy Yard, Governor's Island 22x25.5

Early 1873 Stream Chart Showing Brooklyn Nay Yard and Blacwells Island East River, NY Harbor 25x24

Stream Chart dated 1872 Showing Navy Yard and Red Hook Brooklyn, East River, NY Harbor 25x24.5

Print, "New York & Environs, from Williamsburg", lithograph printed in color, showing Manhattan in 1848 from Brooklyn, including Trinity Church, Castle Garden, Brooklyn Navy Yard and more, by E.W. For

US Coast Study Isodynamic Lines of Ebb Current 1872-1873 NY, Brooklyn, Corlairs Hook Showing Blackwells Island Hospital, Newton Creek, US Cobb Dock, South Ferry and Governor's Island 30.5x47

This is the famed US Navy Mark V diving helmet. This example is a very special one that was just recently discovered in South Africa and brought back to the United States! The Diving Equipment & Salva

Roy Cross English, b. 1924 Constellation opposite Charlestown Navy Yard, early 1800s, 1978 Signed Roy Cross and dated © 1979 (lr) Gouache on paper mounted on board 20 7/8 x 30 inches C Property f

This helmet was made by the famed and iconic manufacturer A. Schraders Son Company. Located in Brooklyn, New York, this company started making diving helmets and related equipment in the 1840s. Throug

Serial No. 29893E. This clock is in very original condition as found. The piece has a very early note on verso which reads, "Off The Battleship Arizona Pearl Harbor Dec 7, 1941." H7 1/2" W7 3/4" D2 5/

This is an authentic decommissioned US Navy Mark 12 diving helmet. The Mark 12 was the predecessor to the famed Mark V. Made by Morse Diving Equipment, this is a relatively early example from March 19

(CIVIL WAR.) P.S. Duval & Son. Military Map of the United States & Territories Showing the Location of the Military Posts, Arsenals, Navy Yards, & Ports of Entry. Hand-colored lithographed pocket map

Title: De Eylanden van Pehou' by VAN KEULEN. Penghu Islands Taiwan. VOC chart 1753 map Description: De Eylanden van Pehou' by Johannes van Keulen (1753). Early 18th century Dutch sea chart with old co

Early bronze age (early Spedos Variety). Excavated from Greek Islands. Measures 5-3/8” H x 1-1/4” W (including base). Weighs 6 OZ. U.S. SHIPPING $25 + INSURANCE.

Late 18th- early 19th C. Chinese reverse-painting on glass showing a view of trade ships on the Pearl River and the Nine Stage Pagoda on Whampoa Island, as seen from Dane's Island (Changzhou.) The for

Not only is this a legendary United States Navy Mark V diving helmet, it is a rarely found helium example, aka The Widow Maker! This variation of the standard Mark V helmet was designed for extreme de

Arguably the most desirable and collected diving helmet in the world, the United States Navy Mark V. This example was made in August 1943 by the A. Schraders Son Company, Division Of Scovill Mfg. Co.

Incredibly rare and impressive United States Navy Mark V mixed gas or helium diving helmet! This helmet was presented to Lieutenant Commander James W. Gibson by the USS Coucal crew (ARS-8) upon his re