June 3, 1996
FOR VALUE RECEIVED, the undersigned Maker promises to pay to the order of Edward Koppelman, 2009
South Douglas Highway, Gillette, Wyoming 82716 ("Payee"), on June 3, 1998 the principal sum of Two
Hundred Thousand Dollars ($200,000.00) together with interest at the prime rate as reported in the Wall Street
Journal, which is eight and one-quarter percent (8.25%) per annum as of the date of this Note, from the date
hereof until the principal amount of this Note is paid in full. Such interest shall be computed on the basis of a 365
day year, and shall not be compounded prior to maturity. Such rate of interest shall be adjusted upward or
downward on the same day that the prime rate changes as reported in the Wall Street Journal. Both principal and
interest on this Note shall be made to payee at 2009 south Douglas Highway, Gillette, Wyoming 82716, or at
such other place as Payee shall designate from time to time.
This Note may be prepaid in part or in full at any time without penalty. In the event of partial prepayment, said
payment will be applied first to accrued interest and the balance, if any, will be applied to principal.
It is understood and agreed that, on default on the payment of principal or interest when due, or any part thereof,
when due, the Payee hereof may elect to accelerate all unpaid balance of the principal and all accrued interest
due and declare the same payable immediately and without notice or demand on any party to this instrument.
Such default shall accrue in the event that principal and interest hereon has not been paid withing five (5) days
from due date. Maker waives presentment for payment, demand and notice of non-payment of this Note and
consents that Payee may extend the time of payment of any part or the whole of the debt at any time at the
request any other person liable without affecting the obligation of Maker for payment for the debt evidenced
In the event of default hereunder, Maker wi