https://www.yorkshiredales.org.uk/whats-on/mind-the-gap-a-tale-of-two-unconformities-crossing-the-gaps-of-geological-time/
Mind the gap! – a tale of two unconformities: crossing the gaps of geological time - Yorkshire...
Things to see and do, stories, advice, and information from the Yorkshire Dales National Park Authority
mind the gaptale of twogeological timeunconformitiescrossing
https://www.searchanddiscovery.com/abstracts/html/1987/annual/abstracts/0561a.htm
ABSTRACT: Comparison of Tertiary Depositional Sequences, Age of Bounding Unconformities, and...
abstractcomparisontertiarydepositionalsequences