Ownership History
| NICKERSON ONE FAMILY TRUST | $0 | | 3081/1200 | 00 | 08/08/2008 |
| NICKERSON, WILLIAM | $0 | | 2820/0753 | 1N | 09/12/2005 |
| JENSEN'S INC | $1,050,000 | | 2581/1321 | 1D | 10/09/2003 |
| MANCHESTER SAND & GRAVEL CO. | $0 | | 2442/0240 | 1B | 01/16/2002 |
| MANCHESTER SAND & GRAVEL CO. | $0 | | 1655/0737 | 1B | 06/01/1987 |