| Former (24) |
| Board of Directors | 2008 – 2009 |
| Board of Directors | 1907 – 1994 |
| Board of Directors | 1907 – 2002 |
| Board of Directors | 2010 – 2011 |
| Board of Directors | 1996 – 1996 |
| Board of Directors | 2001 – 2011 |
| Board of Directors | 2010 – 2011 |
| Board of Directors | 2003 – 2006 |
| Board of Directors | 1996 – 2001 |
| Board of Directors | 1907 – 1995 |
| Board of Directors | 2002 – 2004 |
| Chairman | 1907 – 1988 |
| Board of Directors | 2009 – 2010 |
| Board of Directors | 1907 – 2003 |
| Board of Directors | 2006 – 2010 |
| Board of Directors | 1907 – 1988 |
| Board of Directors | 1907 – 1988 |
| Board of Directors | 1907 – 1988 |
| Chairman | 1907 – 2006 |
| Board of Directors | 2006 – 2008 |
| Board of Directors | 2010 – 2011 |
| Chairman | 2006 – 2010 |
| Board of Directors | 2004 – 2006 |
| Board of Directors | 2010 – 2011 |