Dr. Ir. (Achmed) Soekarno

5 digit serial # with 2 capital Block letters

For this note the following "Huisman Table" for fixed relation between serial # and Block letters is applicable:

The first number of the serial # of this note is "3". So the only possible first Block letter is R, S or T.
This note has the number 37914 RM

Conclusion: It could be genuine.

Many forgeries exist of this note. In general the printing is less sharp, especially with the tie of Sukarno filling between lines. Many notes in green color do exist, but all of them have been identified as fakes so far.