WWI Locomotives & War Series nº 18 - by Carlos Briz

(Class Gt 2x4/4 locomotive - Prussian State Railways)

That Rumpler C.IV over there is blue or purple? 

Whatever the color, this German reconnaisance biplane had a  good performance throughout the war, and was hard to reach when cruising high above the battlefield.

(Class P 8 locomotive - Prussian State Railways)

Jorge Faria/Pedro Casimiro