Cynllun o Nantlle a Tyn y Nant, Llanllyfni gan Richard Owen
Plan of Nantlle and Tyn y Nant, Llanllyfni by Richard Owen
Dyddiad/Date: 1801 Porth yr Aur/3575

Cynllun o Nantlle a Tyn y Nant, Llanllyfni gan Richard Owen
Plan of Nantlle and Tyn y Nant, Llanllyfni by Richard Owen
Dyddiad/Date: 1801 Porth yr Aur/3575
Map of Hooton Demesne belonging to Sir William Stanley, Bart.
Surveyor: James Calveley
Dyddiad/Date: Rhagfyr/December 1777 BHILL/8325
Part of the Island of Anglesey in North Wales by Captain Greenvile Collins, first published in ‘Great Britain’s Coasting Pilot’
Dyddiad/Date: 1693 Heb ei gatalogio / Uncatalogued
Plan & section of the water works of the Bangor water & gas company showing their course through the parish of Llanllechid, Llandegai & Bangor with the districts of the Bethesda improvement commissioners & the Bangor local board of health.
Dyddiad/Date: 1878 PFA/6/330