THAILAND (SIAM), Rattanakosin Kingdom. Rama IV. 1851-1868. AR Quarter Baht – Salung (21mm, 3.79 g, 12h). Milled coinage. Bangkok mint. Struck circa 1860. Royal seal of Rama IV: Large radiate royal parasol flanked by two smaller ones; all within ornate border / Elephant standing left within ornate chakra; star above and below (mark of value). Mitchiner, Non-Islamic 2897; KM (Y) 9. VF, once cleaned, now retoning.