{"id":4040,"date":"2021-09-18T16:05:24","date_gmt":"2021-09-18T15:05:24","guid":{"rendered":"https:\/\/www.pontcysyllte-aqueduct.co.uk\/?post_type=object&#038;p=4040"},"modified":"2021-11-02T15:00:04","modified_gmt":"2021-11-02T15:00:04","slug":"dogfennau","status":"publish","type":"object","link":"https:\/\/www.pontcysyllte-aqueduct.co.uk\/cy\/object\/dogfennau\/","title":{"rendered":"Dogfennau"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<div class=\"entry-summary\">\nCofnodion y gorffennol a chynlluniau ar gyfer y dyfodol\n<\/div>\n","protected":false},"featured_media":3995,"template":"","format":"standard","object-category":[161,167],"class_list":["post-4040","object","type-object","status-publish","format-standard","has-post-thumbnail","hentry","object-category-campwaith-peirianneg","object-category-golygfeydd","entry","entry-type-object"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dogfennau - Safle Treftadaeth y Byd Dyfrbont Pontcysyllte a\u2019r Gamlas<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.pontcysyllte-aqueduct.co.uk\/cy\/object\/dogfennau\/\" \/>\n<meta property=\"og:locale\" content=\"cy_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dogfennau - Safle Treftadaeth y Byd Dyfrbont Pontcysyllte a\u2019r Gamlas\" \/>\n<meta property=\"og:description\" content=\"Cofnodion y gorffennol a chynlluniau ar gyfer y dyfodol\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.pontcysyllte-aqueduct.co.uk\/cy\/object\/dogfennau\/\" \/>\n<meta property=\"og:site_name\" content=\"Safle Treftadaeth y Byd Dyfrbont Pontcysyllte a\u2019r Gamlas\" \/>\n<meta property=\"article:modified_time\" content=\"2021-11-02T15:00:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.pontcysyllte-aqueduct.co.uk\/wp-content\/uploads\/2021\/09\/documents_pic_01.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2000\" \/>\n\t<meta property=\"og:image:height\" content=\"1290\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/\",\"url\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/\",\"name\":\"Dogfennau - Safle Treftadaeth y Byd Dyfrbont Pontcysyllte a\u2019r Gamlas\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/documents_pic_01.jpg\",\"datePublished\":\"2021-09-18T15:05:24+00:00\",\"dateModified\":\"2021-11-02T15:00:04+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/#breadcrumb\"},\"inLanguage\":\"cy-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"cy-GB\",\"@id\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/cy\\\/object\\\/dogfennau\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/documents_pic_01.jpg\",\"contentUrl\":\"https:\\\/\\\/www.pontcysyllte-aqueduct.co.uk\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/documents_pic_01.jpg\",\"width\":2000,\"height\":1290,\"caption\":\"Thomas Telford, was a brilliant engineer, but also very good at self-promotion. 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