                  PROGRAM NAC4GEN Version 1.0D"
             (C) BY Mr. Harold Ginsberg;    May 1995"
                  B.S. AEROSPACE ENGINEERING"
     

This program calculates & plots naca 4-digit airfoil section"
It is written in Microsoft Fortran Ver 5.1.

It is based on formulas published in several books. It is
accurate to .01% of the chord compared to published data.
Circulated as shareware you can circulated it, but change it in
any way.

IF YOU LIKE THIS; PLEASE REGISTRATION IT AND YOU WILL GET A COPY
THAT SAVES THE COORDINATE TO A FILE FOR $10 US 
FILL OUT THE REGISTRATION FORM BELOW and MAIL IT TO:
    
      Mr. Harold Ginsberg
      9727 Hagel Circle
      Lorton, VA 22079
      76660,3274@compuserve.com
      
THE AUTHOR HAS A VERSION THAT GENERATES A DXF PLOT DXF CAN BE
IMPORTED INTO MOST CAD & DRAFTING PROGRAMS

NACA.dxf is an example of the DXF file generated by the NAC4DXF
program.  I recommend that you try importing it into your CAD
program before buying it.
                       NAC4GEN  ORDER FORM (AA007)
                         
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METHOD OF PAYMENT

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ITEMS

Quantity         Description            Amount     Sub-Total

                 NAC4GEN Version 1.0D
                 SAVE TO SCREEN ONLY
........         REGISTRATION             $ 2.0      .........
........         Disk Copy& REGISTRATION  $ 5.0      .........


                 NAC4GEN Version 1.0
                 SAVE TO Coordinates to a file
........         REGISTRATION             $ 5.0      .........
........         Disk Copy& REGISTRATION  $10.0      .........

                 NAC4DXF Version 1.0
                 SAVE TO SCREEN ONLY
........         REGISTRATION             $20.0      .........
........         Disk Copy& REGISTRATION  $25.0      .........

        
                  Shipping .... # of disk * $5.0     .........
                                      
disks   3&1/2 ........        5& 1/4 ........

High Density ........         Low Density ........ 
                                                TOTAL .........

For Site licenses Please call.

To order please mail this form with your payment to:
      Mr. Harold Ginsberg
      9727 Hagel Circle
      Lorton, VA 22079
      76660,3274@compuserve.com