Item 14 - Exhibit (24) POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ B. C. Ames Director of M. A. Hanna March 2, 1994 B. C. Ames Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ W. R. Embry Director of M. A. Hanna March 2, 1994 W. R. Embry Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ J. T. Eyton Director of M. A. Hanna March 2, 1994 J. T. Eyton Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ G. D. Kirkham Director of M. A. Hanna March 2, 1994 G. D. Kirkham Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ M. L. Mann Director of M. A. Hanna March 2, 1994 M. L. Mann Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ P. M. Marshall Director of M. A. Hanna March 2, 1994 P. M. Marshall Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ R. W. Pogue Director of M. A. Hanna March 2, 1994 R. W. Pogue Company POWER OF ATTORNEY The undersigned, Director of the corporation named herein opposite his signature, hereby appoints T. E. Lindsey, J. S. Pyke, Jr., and D. R. Schrank, or any of them, his attorney or attorneys in fact, with full power of substitution, to sign the Annual Report on Form 10-K for the fiscal year ended December 31, 1993, being filed with the Securities and Exchange Commission by M. A. Hanna Company, and any and all amendments to such Annual Report, with full power and authority to take any and all such action as may be necessary or advisable in the premises. Capacity in which Annual Report on Form 10-K is to be signed Signature Date /s/ D. J. McGregor Director of M. A. Hanna March 2, 1994 D. J. McGregor Company