Schneider armoured observatory
Bulgarian field battery two ammunition wagons of the Schneider 75mm field gun
M. 1904 were equipped with an armoured observatory weighing
120mm field howitzer M. 1911 was equipped with similar observatory, weighing
Similar observatories were used also by the Serbian and the Greek Army, as well as by almost every army that bought Schneider guns. Krupp too equipped its field batteries with armoured observatories that were adopted, among others, by the Romanians.