Karosa B931E 1999
Karosa B931E & B932E, a were city buses built in Karosa Vysoké Mýto.
E meant "Evolution". Buses with the E-sign were produced 1999-2001. They had a lot of small improvements compared to the non-E ones. The floor height, side lights, the possibility to order tinted windows, innovated door mechanisms, and plenty more.