...is was so difficult, that we had to unharness the artillery-horses, and drag the guns under water through the bayous, to reach the bank of the river. Once more embarked, I concluded to drop down to Pittsburg Landing , and to make the attempt from there. During the night of the 14th, we dropped down to Pittsburg Landing, where I found Hurlbut's division in boats. Leaving my command there, I steamed down to Sav...