SECURITIES AND EXCHANGE COMMISSION
                          Washington, D.C.  20549

                               SCHEDULE 13G

                 Under the Securities Exchange Act of 1934
                            (Amendment No. 4*)




                              STV Group Inc.
                                                                          
                             (Name of Issuer)



                               Common Stock
                                                                          
                      (Title of Class of Securities)



                                 784847105
                                                                          
                              (CUSIP Number)




      Check the following box if a fee is being paid with this
      statement. [   ]


1.    Name of Reporting Person(s)
                                              CoreStates Financial Corp
      SSN or IRS Identification
      No(s) of Above Person(s)                23-1899716

2.    Check the Appropriate Box
      If a Member of a Group
      (See Instructions)                      [  X  ]

3.    SEC Use Only

4.    Citizenship or Place of
      Organization                            Pennsylvania

Number of Shares Beneficially
Owned by Each Reporting Person With

      5.   Sole Voting Power                       -0-

      6.   Shared Voting Power                     500

      7.   Sole Dispositive Power              956,632

      8.   Shared Dispositive Power                -0-

9.    Aggregate Amount Beneficially
      Owned by Each Reporting Person           956,632

10.   Check if the Aggregate Amount
      in Row 9 Excludes Certain
      Shares (See Instructions)

11.   Percent of Class Represented by
      Amount in Row 9                           58.8335

12.   Type of Reporting Person(s)
      (See Instructions)                           HC-BK



Item 1.

      (a)  Name of Issuer               STV Group Inc.

      (b)  Address of Issuer's Principal Executive Offices

                                        11 Robinson Street
                                        Pottstown, Pennsylvania  19464


Item 2.

      (a)  Name of Person Filing:             CoreStates Financial Corp

      (b)  Address of Principal Business Office or, if none, Residence

                                              Broad & Chestnut Streets
                                              Philadelphia

      (c)  Citizenship                        Pennsylvania

      (d)  Title of Class of Securities

      (e)  CUSIP Number                       784847105


Item 3.    If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b),
           check whether the person filing is a:

      (a)  [ ]   Broker or dealer registered under Section 15 of the Act.

      (b)  [ ]   Bank as defined in Section 3(a)(6) of the Act.

      (c)  [ ]   Insurance Company as defined in Section 3(a)(19) of the Act.

      (d)  [ ]   Investment Company registered under Section 8 of the
                 Investment Company Act.

      (e)  [ ]   Investment Adviser registered under Section 203 of the
                 Investment Advisers Act of 1940.

      (f)  [ ]   Employee Benefit Plan, Pension Fund, which is subject to the
                 provisions of the Employee Retirement Income Security Act of
                 1974, or Endowment Fund

      (g)  [X]   Parent Holding Company, in accordance with Section
                 240.13d-1(b)(1)(ii)(H)

      (h)  [ ]   Group, in accordance with Section 240.13d-1(b)(1)(ii)(H)


Item 4.    Ownership

      As of December 31, 1993, the reporting person filing this statement
      through its wholly owned subsidiary, CoreStates Bank, N.A., beneficially
      owned the following amounts and percentages of securities of the above
      named issuer:

      (a)  Amount Beneficially Owned                 956,632 shares  

      (b)  Percent of Class                          58.8335

      (c)  Number of shares as to which such person has the:

           (i)   sole power to vote or 
                 to direct the vote                      -0-

           (ii)  shared power to vote or
                 to direct the vote                      500

           (iii)sole power to dispose or 
                 to direct the disposition of        956,632

           (iv)  shared power to dispose or
                 to direct the disposition of            -0-


Item 5.    Ownership of Five Percent or Less of a Class        N/A


Item 6.    Ownership of More than Five Percent on Behalf of Another Person

                       CoreStates Bank, N.A. and New Jersey National Bank
                       hold the options reported above under various trust
                       and custodial arrangements.

Item 7.    Identification and Classification of the Subsidiary which Acquired
           the Security Being Reported on By the Parent Holding Company

                       CoreStates Bank, N.A., a bank as defined in Section
                       3(a)(6) of the Act.

Item 8.    Identification and Classification of Members of the Group N/A


Item 9.    Notice of Dissolution of Group                            N/A


Item 10.   Certification


      By signing below, I certify that, to the best of my  knowledge and
      belief, the securities referred to above were acquired in the ordinary
      course of business and were not acquired for the purpose of and do not
      have the effect of changing or influencing the control of the issuer of
      such securities and were not acquired in connection with or as a
      participant in any transaction having such purposes or effect.

      After reasonable inquiry and to the best of my knowledge and belief, I
      certify that the information set forth in this statement is true,
      complete, and correct.



      Date:February 10, 1994


      Mark Stalnecker, Executive Vice President