Mongolia new date (2018) 20-tögrög note (B431f) confirmed

Mongolia_MB_20_togrog_2018.00.00_B431f_P63_AM_7301700_f
Mongolia_MB_20_togrog_2018.00.00_B431f_P63_AM_7301700_r
Like B431e, but new date (2018). Prefix AM.

Courtesy of Thomas Augustsson.