Perhaps you should try some spelling variations:
thomas nicholson » thomas richardson, thomas dickson, james nicholson
thomas jackson » thomas clarkson, thomas johnson
first baronet » first barrier, first tyrone
1st baronet » 1st baroness, 1st baron, colt baronet

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((( sir thomas nicholson, first baronet ) OR ( sir thomas wilson, first baronet ))) OR ( sir thomas jackson, 1st baronet )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( sir thomas nicholson, first baronet ) OR ( sir thomas wilson, first baronet ))) or ( sir thomas jackson, 1st baronet ))".
• Adding a wildcard symbol may retrieve word variants: (((( sir thomas nicholson, first baronet ) OR ( sir thomas wilson, first baronet ))) or ( sir thomas jackson, 1st baronet ))*.