David, An interesting grouping seems to be forming: Grierson/Milligan/McAdam/Mitchell/Reilly/McKenzie/O'Brien/Carey/McGill I have absolutely no knowledge of any kinship links between these surnames, but you may have some thoughts. Sandy -----Original Message----- From: dna-r1b1c7-bounces@rootsweb.com [mailto:dna-r1b1c7-bounces@rootsweb.com] On Behalf Of J David Grierson Sent: 26 June 2011 07:27 To: dna-r1b1c7@rootsweb.com Subject: Re: [R-M222] Milligan Sandy et al, I'm still in the throes of writing up my next newsletter for our website, but have now mounted the latest Chart, see: http://www.shade.id.au/Grierson/GriersonDNA.htm