PS-528a

[MI-CHI-38]   

50 centavos.  Serie U.  SN’s:  1 through 500000

Serial Numbers of this variety seen:

0505; 8128; 26081; 30835; 37671; 44497; 53197; 55808; 56818; 64674; 66524; 85448; 90699; 94734; 94743; 96770; 111570; 116281; 123450; 130141; 131874; 134244; 135387; 147481; 164888; 166810; 172541; 173121; 175837; 184678; 184757;  186288; 187572; 191250;  204429; 210817; 212197; 212339; 224234;  232182; 240969; 241372; 249521; 25239; 255645; 257784; 280879; 300923; 301714; 305198;307534; 309726;  333653; 346819; 347666; 354244; 356393; 358040; 371445; 402930; 404170; 410264; 418125; 428712; 435492; 439086; 465331; 469943; 483202; 485698

Front:  Large printed signatures at left and right.  Black or blue-black horizontal circular

            treasury seal upper left, Red horizontal scalloped ECdM seal lower right, Red

            control letters lower left and right.

Back:  NO seals.

Varieties:  Two

Known Control Letter Sequences:  Table 1 

PS-528b

[MI-CHI-39]

Serial Numbers of this variety seen: 

25239; 263749; 292467; 312820; 376527; 384865; 392338; 410409; 455513; 459342; 485185; 485186; 486038; 497917

Front:  Small printed signatures left and right.  Red horizontal scalloped ECdM

            seal and Red control letters.  Blue-Black horizontal circular treasury seal.

Back:  No seals.

Known Control Letter Sequences:  Table 1