A military payment certificate issued for personnel of the military of the United States of America stationed in South Vietnam during their "peace keeping mission" (war) in the country. 
<p>Issued: October 21, 1968; Withdrawn: August 11, 1969. 
Face/Back: denomination; SERIES 661 (on face only); 
Text: MILITARY PAYMENT CERTIFICATE; 
FOR USE ONLY IN UNITED STATES MILITARY ESTABLISHMENTS - BY UNITED STATES
AUTHORIZED PERSONNEL IN ACCORDANCE WITH APPLICABLE RULES AND REGULATIONS 
(on 5/10/25/50 cents - on back only) 
P-M64 Schwan-901 5 Cents, series 661
Face: woman 
</p><p>P-M65 Schwan-902 10 Cents, series 661
Face/Back: as above 
</p><p>P-M66 Schwan-903 25 Cents, series 661
Face/Back: as above 
</p><p>P-M67 Schwan-904 50 Cents, series 661
Face/Back: as above 
</p><p>P-M68 Schwan-905 1 Dollar, series 661
Face: woman; 
Back: mountain lake landscape 
</p><p>P-M69 Schwan-906 5 Dollars, series 661
Face: woman; 
Back: woman's face 
</p><p>P-M70 Schwan-907 10 Dollars, series 661
Face: woman allegory; 
</p>
Back: woman.
The government of the United States of America.
<ul><li><a rel="nofollow" class="external text" href="https://art-hanoi.com/collection/vnpaper/661.html">MPC Series 661 (1968-1969)</a> (Art-Hanoi).</li></ul>