1928 $20 Federal Reserve Note, from the Cleveland district, with green seal and serial numbers.  

This is the popular so-called 'numeral' note because these 1928-era FRNs featured a number inside the district seal, rather than the letters which followed in later versions.

PMG has graded this note Choice VF 35.

Friedberg # is 2050-D; serial # is D05382963A.  Signatures are Tate 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.