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and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsnetreader035viewer2022071523613ccf454c23507cb6359e6ahtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=the-palaeontological-association-reg-charity-no-1168330-ordovician-stratigraphyhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: The Palaeontological Association Reg Charity No 1168330Ordovician stratigraphy of two Hadeland and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsnetreader035viewer2022071523613ccf454c23507cb6359e6ahtml5thumbnails3jpg 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stratigraphy of two Hadeland and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsnetreader035viewer2022071523613ccf454c23507cb6359e6ahtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=the-palaeontological-association-reg-charity-no-1168330-ordovician-stratigraphyhtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: The Palaeontological Association Reg Charity No 1168330Ordovician stratigraphy of two Hadeland and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsnetreader035viewer2022071523613ccf454c23507cb6359e6ahtml5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=the-palaeontological-association-reg-charity-no-1168330-ordovician-stratigraphyhtmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: The Palaeontological Association Reg Charity No 1168330Ordovician stratigraphy of two Hadeland and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsnetreader035viewer2022071523613ccf454c23507cb6359e6ahtml5thumbnails16jpg 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1168330Ordovician stratigraphy of two Hadeland and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentsnetreader035viewer2022071523613ccf454c23507cb6359e6ahtml5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=the-palaeontological-association-reg-charity-no-1168330-ordovician-stratigraphyhtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: The Palaeontological Association Reg Charity No 1168330Ordovician stratigraphy of two Hadeland and Ringerike has been revised by Owen 1978 1979 and summaries of the successions loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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