Hello everyone, 2Nd issue in green,Pink and Lavender on machine made paper with security thread.Watermark : Front Facing portrait of king George VI, In centre Reserve/Bank/OF/INDIA in three lines. Withdrawn from cicrculation on 27th October 1957. Size (7x11 cms approx) Prefix A-D

I want to know what are the ways of testing the functionality of this Note. Also want to know that do they loose their function after sometime, my note is 100% Original i know that , but i dont know about function and also want to know do they loose their power with time as due to environment. Any Advice is welcome. Thanks in Advance