前: Figure looking left inside thick circle
behind-left (面值) $20 (比索)
铭文: (lower-left, year) 1980 - 1984
mintmark (底部) Mo (Mexican Mint)
背面: 盾徽 (16 九月 1968,
eagle with snake on cactus between wreath)
铭文: (top, state name) ESTADOS UNIDOS MEXICANOS
Edge PiT - incuse text: INDEPENDENCIA Y LIBERTAD
