...od communications. Never until in this campaign had the enemy used mortar fire in the field, but now Abbot's reserve artillery regiment of 1700 men brought into use 60 mortars ranging from 24-Pr. Coehorn s to 10-inch Sea-coast, which caused us great annoyance, as we had to keep our trenches fully manned and had no protection against the dropping shells. Fortunately, I had ordered some mortars constr...