Exhibit 24
POWER OF ATTORNEY
I, the undersigned Director and/or Officer of The Adams Express Company, a Maryland corporation (the “Company”), hereby constitute and appoint LAWRENCE L. HOOPER, JR. and DOUGLAS G. OBER, and each of them singly, my true and lawful attorneys-in-fact and agents with full power to them and each of them to sign for me, and in my name and in the capacity or capacities indicated below, a Registration Statement on Form S-8 and any and all amendments (including supplements and post-effective amendments) for the purpose of registering under the Securities Act of 1933, as amended, securities to be sold pursuant to The Adams Express Company 2005 Equity Incentive Compensation Plan.
| Signature | Title | Date |
| /s/ Douglas G. Ober Douglas G. Ober | Chairman of the Board, Chief Executive Officer (principal executive officer) and a Director | April 20, 2005 |
| /s/ Enrique R. Arzac Enrique R. Arzac | Director | April 14, 2005 |
| /s/ Phyllis O. Bonanno Phyllis O. Bonanno | Director | April 14, 2005 |
| /s/ Daniel E. Emerson Daniel E. Emerson | Director | April 14, 2005 |
| /s/ Thomas H. Lenagh Thomas H. Lenagh | Director | April 14, 2005 |
| /s/ W. D. MacCallan W. D. MacCallan | Director | April 14, 2005 |
| /s/ Kathleen T. McGahran Kathleen T. McGahran | Director | April 14, 2005 |
| Signature | Title | Date |
| /s/ Landon Peters Landon Peters | Director | April 14, 2005 |
| /s/ John J. Roberts John J. Roberts | Director | April 14, 2005 |
| /s/ Susan C. Schwab Susan C. Schwab | Director | April 14, 2005 |
| /s/ Robert J. M. Wilson Robert J. M. Wilson | Director | April 14, 2005 |
| /s/ Maureen Jones Maureen Jones | Vice President, Chief Financial Officer and Treasurer (principal financial and accounting officer) | April 20, 2005 |
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