Perhaps you should try some spelling variations:
samuel hartlib » samuel martin
chandler cohen » chandler john, handler when, handler code
samuel harris » samuel charles, samuel hayes, samuel warren
hartlib cohen » hartlib john, harlan cohen, harold cohen
harris cohen » morris cohen, harris when, harris corner

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: (((( samuel harris cohen ) OR ( samuel hartlib cohen ))) OR ( samuel chandler cohen )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( samuel harris cohen ) OR ( samuel hartlib cohen ))) or ( samuel chandler cohen ))".
• Adding a wildcard symbol may retrieve word variants: (((( samuel harris cohen ) OR ( samuel hartlib cohen ))) or ( samuel chandler cohen ))*.