Thank you for sharing this Proceedings of the Yorkshire Geological Society article.

NOTE: We request your email address only to inform the recipient that it was you who recommended this article, and that it is not junk mail. We do not retain these email addresses.

You are going to email the following Regularly-spaced grooves on shore platforms in north Northumberland, UK

Message Subject (Your Name) has forwarded a page to you from Proceedings of the Yorkshire Geological Society

Message Body (Your Name) thought you would be interested in this article in Proceedings of the Yorkshire Geological Society.