## SIGNATURES 

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Company has duly caused this Repor to be signed on its behalf by the undersigned, thereunto duly authorized: 

## HELMERICH & PAYNE, INC. 

By /s/ Hans Helmerich 

Hans Helmerich, President and Chief Executive Officer Date: December 13, 2004 

Pursuant to the requirements of the Securities Exchange Act of 1934, this Report has been signed below by the following persons on behalf of the Company and in the capacities and on the dates indicated: 

By /s/ William L. Armstrong 

William L. Armstrong, Director Date: December 13, 2004 

By /s/ George S. Dotson 

George S. Dotson, Director Date: December 13, 2004 

By /s/ W.H. Helmerich, III 

W. H. Helmerich, III, Director Date: December 13, 2004 

By /s/ Edward B. Rust, Jr. 

Edward B. Rust, Jr., Director Date: December 13, 2004 

By /s/ John D. Zeglis 

John D. Zeglis, Director Date: December 13, 2004 

By /s/ Glenn A. Cox 

Glenn A. Cox, Director Date: December 13, 2004 

By /s/ Hans Helmerich 

Hans Helmerich, Director and CEO Date: December 13, 2004 

By /s/ L. F. Rooney, III 

L. F. Rooney, III, Director Date: December 13, 2004 

By /s/ Paula Marshall-Chapman 

Paula Marshall-Chapman, Director Date: December 13, 2004 

By /s/ Douglas E. Fears 

Douglas E. Fears, (Principal Financial Officer) Date: December 13, 2004 

By /s/ Gordon K. Helm 

Gordon K. Helm, Controller (Principal Accounting Officer) Date: December 13, 2004 

