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Changes in the location and structure of ports in upper Norrland 1765-1970 : a preliminary report | Bok | q627.2(485) L
Layton, Ian G. / - Umeå : The Dept. of Geography, Umeå University, 1974. - 41 s. - Språk: Engelsk | Layton, Ian G. | 1974 |
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The origins of Britain's tar and pitch imports 1700-1920 : the role of maritime freights in patterns of trade and production | Analytt | 656.6.001.5(261.26)(058) A
Layton, Ian G. / I: Association for the History of the Northern Seas. Yearbook 1996. - Esbjerg, 1996. - S.72-104 | Layton, Ian G. | 1996 |