The Historical Manuscripts Commission had a list which included : James Adair, Capt. Army (1646) which was in MS Report 72, Laing, vol. I (1287-1699) Also listed in the Laing MS were : ... Adair (1743) Vol. II. (1700-1871) William Adair (1751) Vol. II.(1700-1871)
These Laing MSS were at Edinburgh University, perhaps you may have seen them.