1928-A $100 Federal Reserve Note, from the Chicago district, with dark green seal (DGS) and serial numbers.  

PCGS Banknote has graded this note AU 55 PPQ, with the distinction of Premium Paper Quality.

Friedberg # is 2151-Gdgs; serial # is G01736687A.  Signatures are Woods and Mellon.

DBR Currency - Online paper money at its finest

Note:  eBay may collect sales tax on your order, the amount of which depends on your locale of residence.