In 1897 he was appointed a member of the board of commissioners of docks and ferries in New York City, serving five years, the last as treasurer.
The adjoining Quincy market may be mentioned because its construction (1826) was utilized to open six new streets, widen a seventh, and secure flats, docks and wharf rights - all without laying tax or debt upon the city.
There are also two coal barge docks capable of floating io,000 tons of coal at one time.
The eight principal basins or docks already existing in 1908 were (I) the Little or Bonaparte dock; (2) the Great dock, also constructed in Napoleon's time; (3) the Kattendijk, built in 1860 and enlarged in 1881; (4) the Wood dock; (5) the Campine dock, used especially for minerals; (6) the Asia dock, which is in direct communication with the Meuse by a canal as well as with the Scheldt; (7) the Lefebvre dock; and (8) the America dock, which was only opened in 1905.
Cleveland is the largest ore market in the world, and its huge ore docks are among its most interesting features; the annual receipts and shipments of coal and iron ore are enormous.
The now overpowering strength of the British fleet enabled it to occupy the Chesapeake and to execute innumerable attacks of a destructive character on docks and harbours.
Two government dry docks are available for merchant vessels.
In 1848 a steam basin, covering 7 acres, and four new docks were opened, the dockyard ground being extended to 115 acres in all.
The depth of water at the main entrance is 41 to 5 fathoms and in the western bay 3 to 4 fathoms. For lack of docks and quayage, large vessels lie off Steamer Point and all cargo is handled by means of lighters, the labour being either Somali or Arab.
Greenwich is connected with Poplar on the north shore by the Greenwich tunnel (1902), for foot-passengers, to the Isle of Dogs (Cubitt Town), and by the Blackwall Tunnel (1897) for street traffic, crossing to a point between the East and West India Docks (see Poplar).