Yorke Lynda : Late quaternary valley fill sediments in the River Tyne Valley : understanding late Devensian deglaciation and early postglacial response in Northern England.
Yorkshire Agricultural Society : A history of the Yorkshire Agricultural Society, 1837-1987 : in celebration of the 150th anniversary of the Society.
1987
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Yorkshire Airport Development Association : A regional airport for Yorkshire and the north-east? a comparative study sponsored by the Yorkshire Airport Development Association Ltd. / by A.H. Stratford. with the assistance of J.H. Appleton and others.
Yorkshire And Humberside Council For Sport And Recreation Countryside Commi : Caravan and camping facilities in Yorkshire and Humberside : [a regional assessment for the future] : a report / prepared by a working party on behalf of the Countryside Committee of the Yorkshire and Humberside Council for Sport and Recreation.
Yorkshire And Humberside Regional Research Observatory : The Yorkshire and Humberside universities : a potential for the region : a report prepared for the Yorkshire and Humberside Association / by the Yorkshire and Humberside Regional Research Observatory ; edited by Christine M. Leigh.
Yorkshire And Humberside Universities Association : The Yorkshire and Humberside universities : a potential for the region : a report prepared for the Yorkshire and Humberside Association / by the Yorkshire and Humberside Regional Research Observatory ; edited by Christine M. Leigh.
Yorkshire Archaeological Resource Framework Forum Conference Ripon 1998 : The archaeology of Yorkshire : an assessment at the beginning of the 21st century : papers arising out of the Yorkshire Archaeological Resource Framework Forum Conference at Ripon, September, 1998 / edited by T.G. Manby, Stephen Moorhouse and Patrick Ottaway.