Exhibit IV-1

REQUEST FOR ADVANCE OR REIMBURSEMENT INSTRUCTIONS (SF 270)

Line No.

1a. Recipients that qualify for advance payments in

accordance with conditions stated in GPM 433 should "X" the

"Advance" block. Recipients that do not meet the

requirements specified GPM 433 should "X" the

"Reimbursement" block.

3. Enter: National Science Foundation Division of Financial

Management

7. Enter the 10 digit institution code which is printed

under the recipients' name on the Federal Cash Transactions

Report.

Note: A new Form SF 3881 must be submitted to NSF to

change either to a new bank or bank account number.

8. Enter the month, day, and year for the beginning and

ending of the period covered in this request. If the

request is for an advance, or for both an advance and

reimbursement, show the period that the advance will cover.

If the request is for reimbursement, show the period for

which the reimbursement is requested.

9. Self-explanatory.

11i. If the "Reimbursement" block is designated in 1a,

above, enter in the "Total" column the amount requested for

reimbursement for the period covered by the request.

12. If "Advance" block is designated in 1a, above, complete

lines 12a through 12c.

13. Complete the certification before submitting this

request.

note: Standard Form 270 is not available here. May be accessed

in the Word format or in the paper copy.