1
                                                                      Exhibit 24

                            Exhibit (24)* to Report
                             on Form 10-K for Fiscal
                            Year Ended June 30, 1999
                         by Parker-Hannifin Corporation











                               Power of Attorney





























            *Numbered in accordance with Item 601 of Regulation S-K.


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Securities and Exchange Commission
Washington, D.C.  20549

                    Re:  Parker-Hannifin Corporation

     Commission File No. 1-4982
     Annual Report on Form 10-K
     Authorized Representatives

Gentlemen:

Parker-Hannifin Corporation (the "Company") is the issuer of Securities
registered under section 12(b) of the Securities Exchange Act of 1934 (the
"Act"). Each of the persons signing his name below confirms, as of the date
appearing opposite his signature, that each of the following "Authorized
Representatives" is authorized on his behalf to sign and to submit to the
Securities and Exchange Commission Annual Reports on Form 10-K and amendments
thereto as required by the Act:

                           Authorized Representatives
                           --------------------------

                              Duane E. Collins
                              Michael J. Hiemstra
                              Dennis W. Sullivan
                              Thomas A. Piraino, Jr.

Each person so signing also confirms the authority of each of the Authorized
Representatives named above to do and perform, on his behalf, any and all acts
and things requisite or necessary to assure compliance by the signing person
with the Form 10-K filing requirements. The authority confirmed herein shall
remain in effect as to each person signing his name below until such time as the
Commission shall receive from such person a written communication terminating or
modifying the authority.




                                         Date                                          Date
                                         ----                                          ----
                                                                           
/s/ P. S. Parker                       9/17/99       /s/ G. Mazzalupi                9/20/99
    P. S. Parker, Chairman of                            G. Mazzalupi Director
    the Board of Directors

/s/ D. E. Collins                      9/17/99       /s/ K. P. Muller                9/15/99
    D. E. Collins, Principal                             K. P. Muller, Director
    Executive Officer and Director

/s/ M. J. Hiemstra                     9/17/99      /s/ Hector R. Ortino             9/15/99
    M. J. Hiemstra, Principal                           H. R. Ortino, Director
    Financial Officer

/s/ Dana A. Dennis                     9/17/99      /s/ Allan L. Rayfield            9/17/99
    D. A. Dennis                                        A. L. Rayfield, Director
    Principal Accounting Officer

/s/ John G. Breen                      9/20/99     /s/ Wolfgang R. Schmitt           9/17/99
    J. G. Breen, Director                              W. R. Schmitt, Director

/s/ Paul C. Ely, Jr.                   9/21/99     /s/ D. L. Starnes                 9/17/99
    P. C. Ely, Jr., Director                           D. L. Starnes, Director

/s/ P. W. Likins                       9/20/99     /s/ D. W. Sullivan                9/17/99
    P. W. Likins, Director                             D. W. Sullivan, Director