39 EXHIBIT 21 SUBSIDIARIES OF REGISTRANT -------------------------- Twin Disc, Incorporated, the registrant (a Wisconsin Corporation) owns 100% of the following subsidiaries: 1. Twin Disc International, S.A. (a Belgian corporation) 2. Twin Disc Spain, S.A. (a Spanish corporation) 3. Twin Disc Italia S.R.L. (an Italian corporation) 4. Twin Disc (Pacific) Pty. Ltd. (an Australian corporation) 5. Twin Disc (Far East) Ltd. (a Delaware corporation operating in Singapore and Hong Kong) 6. Twin Disc (South Africa) Pty. Ltd. (a South African corporation) 7. Mill-Log Equipment Co., Inc. (an Oregon corporation) 8. Southern Diesel Systems Inc. (a Florida corporation) 9. TD Electronics, Inc. (a Wisconsin corporation) The registrant has no parent nor any other subsidiaries. All of the above subsidiaries are included in the consolidated financial statements. </TEXT> </DOCUMENT> <DOCUMENT> <TYPE>EX-23 <SEQUENCE>4 <TEXT> 40 EXHIBIT 23 CONSENT OF INDEPENDENT ACCOUNTANTS We consent to the incorporation by reference in the registration statements of Twin Disc, Incorporated on Form S-8 (Twin Disc, Incorporated 1988 Incentive Stock Option Plan and Twin Disc, Incorporated 1988 Non-Qualified Stock Option Plan for Officers, Key Employees and Directors) of our reports dated July 18, 1997, on our audits of the consolidated financial statements and financial statement schedule of Twin Disc, Incorporated as of June 30, 1997 and 1996 and for the years ended June 30, 1997, 1996 and 1995, which reports are included in this Annual Report on Form 10-K. COOPERS & LYBRAND L.L.P. Milwaukee, Wisconsin September 19, 1997 </TEXT> </DOCUMENT> <DOCUMENT> <TYPE>EX-24 <SEQUENCE>5 <TEXT> 41 EXHIBIT 24 POWER OF ATTORNEY ----------------- The undersigned directors of Twin Disc, Incorporated hereby severally constitute Michael E. Batten and James O. Parrish , and each of them singly, true and lawful attorneys with full power to them, and each of them, singly, to sign for us and in our names as directors the Form 10-K Annual Report for the fiscal year ended June 30, 1997 pursant to Section 13 or 15(d) of the Securities Exchange Act of 1934, and generally do all such things in our names and behalf as directors to enable Twin Disc, Incorporated to comply with the provisions of the Securities and Exchange Act of 1934 and all requirements of the Securities and Exchange Commission, hereby ratifying and confirming our signatures so they may be signed by our attorneys, or either of them, as set forth below. JEROME K. GREEN ) --------------------------------------------------- ) Jerome K. Green, Director ) ) ) PAUL J. POWERS ) July 25, 1997 --------------------------------------------------- ) Paul J. Powers, Director ) ) ) RICHARD T. SAVAGE ) --------------------------------------------------- ) Richard T. Savage, Director ) ) ) DAVID L. SWIFT ) --------------------------------------------------- ) David L. Swift, Director ) ) ) STUART W. TISDALE ) --------------------------------------------------- ) Stuart W. Tisdale, Director ) ) ) DAVID R. ZIMMER ) --------------------------------------------------- ) David R. Zimmer, Director ) ) ) GEORGE E. WARDEBERG ) --------------------------------------------------- ) George E. Wardeberg, Director )