Corona version 9
The model uses materials that may not be displayed correctly in very old versions of the engine.

Art Patches by Simone Polk https://www.simonepolk.com/availableworks 

Objects are partially attached textures and materials have logical names
Texturing UnwrapUVW

For Corona render it is recommended to install a version not lower than 1.5 since the glossiness of materials is configured with PBR in mind