514 HENRY LAWRENCE EUSTIS. 



In the Slimmer of 1843, he was ordered to Boston as assistant to 

 Colonel Thayer, and served as assistant engineer in the construction 

 of the sea-wall at Lovell's Island, and at Fort Warren in Boston 

 riarhor. From 1845 to 1847, he was the engineer in charge of the 

 works for the improvement of Newport Harbor, consisting of Fort 

 Adams and Goat Island pier, dike, and lighthouse. 



From August, 1847, to November, 1840, he was Assistant Professor 

 of Engineering at the United States Military Academy at West Point. 

 This position he resigned to accept the Piofessorship of Engineering 

 in the Lawrence Scientific School, which had recently been founded. 



In 1801 he spent eight months in travelling in Europe for the 

 benefit of his health. 



The AVar of the Rebellion broke out during his absence, and soon 

 after his return, early in March, 18G2, he was awakened one night, 

 some hours after retiring to sleep, by the violent ringing of iiis door- 

 bell. His untimely visitors proved to be Governor Andrew and others, 

 who had come to tell him of the success of the Confederate ram, the 

 Merrimack, and to ask his advice, as an officer of the Engineers, as to 

 the necessity of preparing Boston for the approach of this apparently 

 invincible iron-clad. Soon after this he offered his services to the 

 Governor, and was commissioned Colonel of the 10th Massachusetts 

 Volunteers, Auirust 15, 18G2. 



His regiment served with the Army of the Potomac in the, Mary- 

 land campaign from September to November, 1862, being engaged at 

 Williamsport, guarding the Upper Potomac fords, and in the march 

 to Falmouth, Va. ; — in the Rappahannock campaign, from December, 

 1862, to June, 1863, being engaged in operations at the battle of 

 Fredericksburg, the storming of Marye's Height, the battle of Salem, 

 and the passage of the Rappahannock; — in the Pennsylvania cam- 

 paign, June and July, 1863, being engaged, after a forced march of 

 thirty-five miles, in the battle of Gettysburg, and in the pursuit of 

 the enemy to Wairington, Va. 



He was appointed Brigadier-General, September 12, 1863, and 

 took part in the operations in Central Virginia from November, 1863, 

 to March, 1864 ; being engaged in the combat at Rappahannock Sta- 

 tion, Mine Run, and in the march toward Charlottesville and back ; — 

 in the Richmond campaign, being engaged in the battle of the Wil- 

 derness, the battles around Spottsylvania, and those of Cold Harbor. 



General Eustis resigned his command, June 27, 1864, and resumed 

 his duties in the Scieutific School with the academic year 1864-65. 

 At this post he remained till his death, there being but six in the acti\e 



