unused Block of Four  $50 red on $1, $100 on $1, $100 green on $1 and $100 green on $2 imperforate blocks of four, unused. Cat. US$2480. Photo
unused Block of Four $50 red on $1, $100 on $1, $100 green on $1 and $100 green on $2 imperforate blocks of four, unused. Cat. US$2480. Photo

Details
unused Block of Four $50 red on $1, $100 on $1, $100 green on $1 and $100 green on $2 imperforate blocks of four, unused. Cat. US$2480. Photo