Germany Reichsbanknote, 1 billion mark, 5 November 1923, red serial number 010293, pale brown and violet, also 2 billion mark, red serial number 007045, pale green and pink, (Pick 134, 135a), uncirculated and scarce/rare. On track and Price several examples of Pick 132a listed, none of 132b.
Estimate: £150 - £200