------------------------+------+------------------------------------------ | 1917 | 1918 Caliber. +------+------+------+------+------+------+------- | Dec. | Jan. | Feb. | Mar. | Apr. | May. | June. +------+------+------+------+------+------+------- 75-millimeter | 5 | 45 | 48 | 52 | 74 | 127 | 169 3-inch antiaircraft | 3 | 16 | 24 | 16 | 2 | | 11 4.7-inch | | | | | | | 6 155-millimeter howitzer | | | 3 | 10 | 16 | 28 | 75 155-millimeter gun | | | | | | | 8-inch howitzer | | | | 34 | 38 | 8 | 240-millimeter howitzer | | | | | | | +------+------+------+------+------+------+------- Total | 8 | 61 | 75 | 112 | 130 | 163 | 261 ========================+======+======+======+======+======+======+======= | 1918 | Caliber. +------+------+------+------+------+------| Total | July.| Aug. | Sept.| Oct. | Nov. | Dec. | ------------------------+------+------+------+------+------+------+------- 75-millimeter | 142 | 204 | 199 | 214 | 320 | 214 | 1,813 3-inch antiaircraft | 10 | 11 | 22 | 50 | 34 | 31 | 230 4.7-inch | 8 | 15 | 29 | 71 | 50 | 39 | 218 155-millimeter howitzer | 110 | 248 | 206 | 350 | 231 | 179 | 1,456 155-millimeter gun | 2 | | 14 | 51 | 22 | 40 | 129 8-inch howitzer | | 28 | 22 | 33 | 14 | 14 | 191 240-millimeter howitzer | | 1 | | | 1 | | 2 +------+------+------+------+------+------+------- Total | 272 | 507 | 492 | 769 | 672 | 517 | 4,039 ------------------------+------+------+------+------+------+------+------- [9] Carriages, recuperators, and sights had to be added to these cannon to make them complete units ready for service. _Monthly production of cannon forgings._