C4 L22N
1832 Jul 17 Located *Richard Ennis (McDonnell)
1842 May Sent a petition asking to exchange C4 L22N (TP pg 772)
1843 Feb Letter asking for a reply to his petition (TP pg 772)
1845 Apr 29 Letter asking for patent (TP pf 774)
1845 May 30 Patent *Richard Ennis (Abstract Index)
pre 1852 somehow owned by *William White
1852 Sep 30 B&S *William White to *Edward Payne (Copybook GS4976 #6237)
C4 L22S
1832 Jul 17 Located *George McCan (McDonnell)
1835 Sep 9 Patent *George McCann (Abstract Index)
1836 Apr 29 B&S *George McCann to *Martin Coughlin (Copybook GS4975 #4939)
1850 Mar 28 B&S *Martin Coughlin to *Michael Kerr (Copybook GS4976 #3640)
1853 Oct 17 B&S *Michael Kerr to *William Thompson (Copybook GS4976 #6548)