|
| Specifications: |
| Non-cutaway. |
| Grand Concert size: |
| Body width: 380 mm. |
| Body length: 480 mm. |
| Body depth: 98 mm. |
| Fingerboard width: 50 mm. |
| Scale length: 650 mm. |
| Spruce top with undetermined bracing. |
| Flame maple back & sides. |
| 6-ply bound top. |
| Single-bound back. |
| Mahogany neck with non-adjustable T-shaped duraluminum truss rod. |
| No headstock logo. |
| Unbound rosewood fingerboard. |
| Rosewood bridge. |
| Nickel plated strip tuners with white plastic buttons. |
| Natural finish. |
|
| Introduced: Circa 1954 |
| as a replacement for El-Goya Model 150. |
|
| Circa 1955: |
| Changed bridge design. |
|
| Earliest known example: 309454 (1954) |
| 327937 (1955) |
| 341108 (1956) - (49 mm fingerboard width) |
| 378951 (1958) - (Levin logo & label) |
| 386498 (1959) |
|
| Circa 1959: |
| Goya logo on headstock. |
|
| 117722 (Circa 1962) |
|
| Circa 1963: |
| Extended fingerboard. |
| Also available as Levin LG 20. |
|
| 437168 (1963) - (Levin serial number) |
| 240004 (Circa 1965) |
| 319713 (1966) |
|
| Circa 1969: |
| Fingerboard width: 52 mm. |
|
| Circa 1970: |
| Pearloid tuner buttons. |
| Renamed GG-20. |
|
| 1118 (Circa 1970) |
| Latest known example: 53904 (Circa 1972) |
|
