The model has real world scale and measures approximately 12.7 cm length, 612.7 cm in depth and 2.5 cm in height.
Railway Glasses were allegedly used to reduce the brightness sensitivity caused by syphilis and can be seen as early versions of sunglasses. The name came to be as only wealthier people, who also could afford train travel, could buy these supplies. They were furthermore used to protect the eyes from the smoke caused by trains and later on sold to the general public.
All used textures and maps are included: one diffuse / texture map, one glossy map (invert for roughness), one metallic map and one transmission map. Each image measures 4096 x 4096 px. UVs are unwrapped and everything is named properly.
Do not hesitate to ask any questions.