TS Queen Mary
Overview
 
The two funnel Clyde steamer
Clyde steamer
The era of the Clyde steamer in Scotland began in August 1812 with the very first successful commercial steamboat service in Europe, when Henry Bell's began a passenger service on the River Clyde between Glasgow and Greenock...

 TS Queen Mary was built at the William Denny
William Denny and Brothers
William Denny and Brothers Limited, and often referred to simply as Denny, were a Scottish shipbuilding company.-History:The Company was founded by Peter Denny in 1840 and based in Dumbarton, on the River Clyde. Although the Denny yard was situated near the junction of the River Clyde and the River...

 shipyard
Shipyard
Shipyards and dockyards are places which repair and build ships. These can be yachts, military vessels, cruise liners or other cargo or passenger ships. Dockyards are sometimes more associated with maintenance and basing activities than shipyards, which are sometimes associated more with initial...

 at Dumbarton for Williamson-Buchanan. The 871 gross tons steamer
Steamboat
A steamboat or steamship, sometimes called a steamer, is a ship in which the primary method of propulsion is steam power, typically driving propellers or paddlewheels...

 was powered by three direct drive steam turbine
Steam turbine
A steam turbine is a mechanical device that extracts thermal energy from pressurized steam, and converts it into rotary motion. Its modern manifestation was invented by Sir Charles Parsons in 1884....

s, and carried 2086 passengers making her the largest (though not the longest) excursion turbine on the River Clyde
River Clyde
The River Clyde is a major river in Scotland. It is the ninth longest river in the United Kingdom, and the third longest in Scotland. Flowing through the major city of Glasgow, it was an important river for shipbuilding and trade in the British Empire....

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In 1933 she joined the Williamson-Buchanan fleet, taking over from the first Clyde turbine steamer, the 1901 TS King Edward
TS King Edward
TS King Edward was an excursion steamer built at Dumbarton for service down the River Clyde to the Firth of Clyde and associated sea lochs on the west coast of Scotland, as far as Campbeltown...

 on the run from Glasgow
Glasgow
Glasgow is the largest city in Scotland and third most populous in the United Kingdom. The city is situated on the River Clyde in the country's west central lowlands...

 down the River and Firth of Clyde
Firth of Clyde
The Firth of Clyde forms a large area of coastal water, sheltered from the Atlantic Ocean by the Kintyre peninsula which encloses the outer firth in Argyll and Ayrshire, Scotland. The Kilbrannan Sound is a large arm of the Firth of Clyde, separating the Kintyre Peninsula from the Isle of Arran.At...

 to Rothesay
Rothesay, Argyll and Bute
The town of Rothesay is the principal town on the Isle of Bute, in the council area of Argyll and Bute, Scotland. It can be reached by ferry from Wemyss Bay which offers an onward rail link to Glasgow. At the centre of the town is Rothesay Castle, a ruined castle which dates back to the 13th...

, Millport and Arran
Isle of Arran
Arran or the Isle of Arran is the largest island in the Firth of Clyde, Scotland, and with an area of is the seventh largest Scottish island. It is in the unitary council area of North Ayrshire and the 2001 census had a resident population of 5,058...

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