Early 1970s Greco EG-420B Les Paul Custom Black Beauty (w/ Embossed Humbuckers) (MIJ Matsumoku)Early 1970s Greco EG 420B Les Paul Custom Black Beauty (w Embossed Humbuckers) (MIJ Matsumoku) The Greco EG 420 was Greco's second Les Paul iteration and successor to the widely popular EG 360 series. Developed by Hidesato Shiino and touring guitarist Shigeru Narumo, the EG series went on to become a set neck, solid cap design which rivalled and surpassed Gibson quality for many years. The early models such as the 360 and 420 feature semi hollow maple