The first five weapons were delivered in the first half of 1916 , with a total of 57 barrels and 56 cars completed by the end of the war . The first five weapons were delivered in the first half of 1916 . A total of 57 barrels and 56 carriages were completed by the end of the war .
Lima senjata pertama telah dihantar pada separuh pertama 1916, dengan sejumlah 57 tong dan 56 kereta siap pada akhir perang. Lima senjata pertama dihantar pada separuh pertama tahun 1916. Sebanyak 57 tong dan 56 gerabak telah siap pada akhir perang.