GOI Lens Development Book

The famous Bible of the GOI lenses - a large book describing all prototypes and serial production lenses made, including photos, drawings of the optical formula and technical specifications, in very good condition, the title says 'GOI Photographic and Production Lenses', original issue from 1964 only a few are known to exist, in very good condition, all pages present and undamaged, the serial number of this example has been scratched off, it is a must-have for a collector of rare Soviet lenses!