gradient boat
11Lock (water transport) — Canal lock and lock keeper s cottage on the Aylesbury Arm of the Grand Union Canal at Marsworth in Hertfordshire, England …
121991 Perfect Storm — Halloween Storm redirects here. For the 2011 nor easter, see 2011 Halloween nor easter. 1991 Perfect Storm Category 1 hurricane (SSHS) The Perfect Storm to the south of Nova Scotia Formed October 28 …
13canals and inland waterways — ▪ waterway Introduction natural or artificial waterways used for navigation, crop irrigation, water supply, or drainage. Despite modern technological advances in air and ground transportation, inland waterways continue to fill a vital …
14Course of the Willamette River — Coordinates: 45°39′10″N 122°45′53″W / 45.65278°N 122.76472°W / 45.65278; 122.76472 …
15History of submarines — The history of submarines covers the historical chronology and facts related to submarines , manned autonomous boats that operate underwater. It includes the history of submersibles , which were designed primarily to operate on the surface, and… …
16Dieppe Raid — For other uses, see Dieppe (disambiguation). Dieppe Raid Part of the North West Europe Campaign …
17Northern Counties Committee — The Northern Counties Committee (NCC) was a railway that served the north east of Ireland. It was built to Irish gauge (1,600 mm (5 ft 3 in)) but later acquired a number of 914 mm (3 ft)  narrow gauge… …
18Electrofishing — before they are caught. Electrofishing is a common scientific survey method used to sample fish populations to determine abundance, density, and species composition. When performed correctly, electrofishing results in no permanent harm to fish,… …
19Douglas C. Gordon — Doug Gordon Born Douglas Cameron Gordon 1956 Died October 16, 1998 Tsangpo River, Eastern Tibet Nationality American Alma mater Harvard University …
20rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… …
