1 POWER OF ATTORNEY Exhibit (24) We, the undersigned directors of The Hartford Steam Boiler Inspection and Insurance Company, hereby individually appoint Kenneth J. Kelly and Roberta A. O'Brien, and each of them singly, with full power of substitution to each, our true and lawful attorneys with full power to them and each of them singly, to sign for us in our names in the capacities stated below the Form 10-K, Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934, for the fiscal year ended December 31, 1993 for The Hartford Steam Boiler Inspection and Insurance Company, and any and all amendments to said Form 10-K, and generally to do all such things in our name and on our behalf in our capacities as directors that will enable the Company to comply with the provisions of the Securities Exchange Act of 1934, as amended, and all requirements of the Securities and Exchange Commission, which relate to said Form 10-K and the filing thereof, hereby ratifying and confirming our signatures as they may be signed by our said attorneys or any one of them to said Form 10-K and any and all amendments thereto. Pursuant to the requirements of the Securities Exchange Act of 1934, this Power of Attorney has been signed by the following persons in the capacities and on the date indicated. (Signature) (Title) (Date) /s/ Wilson Wilde - ----------------------- Wilson Wilde Chairman, Chief March 28, 1994 Executive Officer and Director /s/ Gordon W. Kreh - ---------------------- Gordon W. Kreh President and March 28, 1994 Director /s/ Joel B. Alvord - ----------------------- Joel B. Alvord Director March 28, 1994 /s/ Colin G. Campbell - ----------------------- Colin G. Campbell Director March 28, 1994 /s/ Donald M. Carlton - ----------------------- Donald M. Carlton Director March 28, 1994 /s/ Richard G. Dooley - ------------------------ Richard G. Dooley Director March 28, 1994 2 (Signature) (Title) (Date) /s/ William B. Ellis - ------------------------ William B. Ellis Director March 28, 1994 /s/ E. James Ferland - ------------------------ E. James Ferland Director March 28, 1994 /s/ John A. Powers - ------------------------ John A. Powers Director March 28, 1994 /s/ Paul A. Vatter - ------------------------ Paul A. Vatter Director March 28, 1994 /s/ John M. Washburn, Jr. - ------------------------- John M. Washburn, Jr. Director March 28, 1994 3 EDGAR APPENDIX The following descriptions apply to portions of Exhibit 13(ii) that were incorporated by reference but which cannot be filed electronically via EDGAR: 1. Page 15; Total Revenues Graph: Shows Total Revenues trend over 10 years from 1984 through 1993, with amounts in millions: 1984 273.7 1985 319.0 1986 394.7 1987 426.3 1988 452.4 1989 482.7 1990 536.0 1991 599.5 1992 636.7 1993 636.1 2. Page 16; Insurance Revenues Graph: Shows Consolidated Net Earned Premium trend over 10 years from 1984 through 1993, with amounts in millions: 1984 $158.3 1985 $206.3 1986 $268.6 1987 $283.5 1988 $291.8 1989 $286.8 1990 $296.3 1991 $318.8 1992 $342.9 1993 $349.2 3. Page 17; Engineering Services Chart: Shows Net Engineering Services revenue (net of subcontract revenue) trend over 10 years from 1984 through 1993, with amounts in millions: 1984 $78.4 1985 $83.2 1986 $84.4 1987 $98.4 1988 $112.7 1989 $137.8 1990 $174.2 1991 $210.3 1992 $231.0 1993 $231.5 4 4. Page 18: Income from Investment Operations Chart: Shows Investment Income (net of expenses) and Realized capital gains trend over 10 years 1984 through 1993, with amounts in millions: Net investment Realized Capital Year Income Gains 1984 $20.9 $16.1 1985 $25.1 $4.4 1986 $30.2 $11.5 1987 $33.6 $10.8 1988 $35.8 $12.1 1989 $41.7 $16.4 1990 $37.9 $27.6 1991 $36.5 $33.6 1992 $32.0 $30.8 1993 $29.3 $26.1 5. Page 41; Market price per share Chart: Shows annual high low and closing HSB stock price - 10 year trend from 1984 through 1993 Year High Low Close 1984 $7.44 $6.13 $7.31 1985 $15.88 $7.31 $15.62 1986 $25.50 $15.63 $23.56 1987 $36.63 $20.25 $23.00 1988 $36.75 $23.00 $36.75 1989 $59.25 $34.75 $53.50 1990 $62.13 $43.50 $48.75 1991 $63.75 $46.25 $57.50 1992 $59.25 $45.13 $58.38 1993 $59.50 $43.25 $44.50 6. Page 41; Combined Ratio Graph Shows a comparison of HSB's and the A.M. Best P/C Industry's combined ratios - 10 year trend from 1984 through 1993: Year HSB P/C 1984 115.9% 119.0% 1985 94.7% 116.5% 1986 86.0% 106.9% 1987 85.7% 103.3% 1988 84.0% 103.9% 1989 83.9% 108.6% 1990 86.5% 108.4% 1991 92.8% 108.6% 1992 99.5% 115.8% 1993 107.5% 109.2% 5 7. Page 41; Engineering Services Margin Graph Shows Net Engineering Margin - 10 year trend from 1984 through 1993: 1984 11.5% 1985 8.0% 1986 5.0% 1987 7.0% 1988 6.1% 1989 7.7% 1990 6.5% 1991 6.7% 1992 6.4% 1993 5.1%