Message:

<p>[QUOTE=&quot;Bakersgma, post: 4233464, member: 59&quot;]They&#039;re called Knapp joints aka pin &amp; cove. Only in use for about 30 years. Do a search on this site for Knapp and you&#039;ll see a number of posts on the subject.[/QUOTE]</p><p><br /></p>

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