|  |  | A business of national importance : The Royal Mail Shipping Group 1902-1937 | Bok | 656.611.2(41) Royal Mail Shipping Group Green, Edwin /  - New York : Methuen, 1982. - xii, 291 s. - Språk: Engelsk
 | Green, Edwin | 1982 | 
				|  |  | From Cannon to Steam Propulsion : The origins of Clyde marine engineering | Analytt | 386(091)(05) M Moss, Michael / I:  The Mariner's Mirror- Vol. 98, No. 4, 2012 - London, 2012. - s. 467-488 - Språk: Engelsk
 | Moss, Michael | 2012 |