Harvard University                           
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                                             Dated  September 19 2002 
                                             Our Reference  115605/E Matt 
  
                                             Date   September 24 2002
                                             
                                             
  
For the attention of:  Dr. Alexei Grigoriev
  
  
Our quotation reference : Q270211
  
Thank you for your inquiry referenced as above.  We have pleasure in
offering subject to our standard conditions of sale as follows:
  
1.  Gold/Silicon Eutectic Slug
    Au81/Si19 At%     1 ingot equivalent to 50g 
     
  
    Quantity                    : 1 ingot       Price : $ 1600.00 / ingot
  
  
PLEASE NOTE:  Both price and despatch forecast are subject to confirmation
at the time your order is placed. 
  
  
  
Supplied for Research & Development purposes only.
    
I certify that all the chemical substances in this shipment are 
not subject to the TSCA.  
   
Signed  ...................   G. Few (Shipping Manager) 
Goodfellow Corporation is classified by U.S. Government regulations as a
Small Business for purposes of Federal procurement.
  
Consignee EIN : 04-2103580
  
  
Tolerances:             Unless otherwise stated our standard tolerances
                        are as detailed in our catalog.
  
Shipment forecast:      4-6 weeks after receipt of order.
Terms of shipment:      Shipping costs included in our prices
Terms of payment:       To be agreed at the time you place an order.
                        Normal terms for established accounts: Net 30 days
  
  
We hope this quotation is of interest and look  forward to hearing from you.
  
  
Elaine Matt
Goodfellow Corporation
(US representative of Goodfellow Cambridge Ltd, Huntingdon PE29 6WR,
England) EIN: 23-2557381
Goodfellow Corporation
800 Lancaster Avenue, Berwyn, PA 19312-1780.  USA
Telephone (800) 821-2870
Telephone (800) 283-2020
E-mail : matt@goodfellow.com