| Board of Directors | 2009 – 2011 |
| Board of Directors | 1872 – 1990 |
| Board of Directors | 1872 – 1994 |
| Board of Directors | 1872 – 2011 |
| Board of Directors | 2009 – 2011 |
| Chairman | 1872 – 2011 |
| Board of Directors | 1872 – 2007 |
| Board of Directors | 1872 – 1995 |
| Board of Directors | 1872 – 2011 |
| Board of Directors | 1872 – 1997 |
| Board of Directors | 1872 – 1991 |
| Board of Directors | 2007 – 2011 |
| Board of Directors | 2006 – 2011 |
| Board of Directors | 1872 – 2009 |
| Board of Directors | 1872 – 1996 |
| Board of Directors | 1872 – 2006 |