In the years 18()5 and 1866 he was much occupied in the (]uestion of rapid transit for the city of New York, and was commissioned to proceed to London to observe and report upon the system of constructing and operating the underground railways in use there.

In 1867 he was named chief engineer of the New Haven and Derby Railroad, a short line involving many interesting points in location and construction, which be treated in the most successful manner.

From the year 1867 to the time of his death he was engaged in public works in Westchester County, N. Y., embracing a system of avenues, which he skillfully developed as chief engineer, and which have been of great value to the county.

In 1869 and 1870 a portion of his attention was taken up in the consideration of such questions as the construction of the Shore Line Railway Bridge across the Connecticut River and in the project of the Hudson River Highland Suspension Bridge, submitted to boards of engineers, of which he was a member.

In concluding this sketch much might be said touching the excellent traits of character he possessed in a pre-eminent degree, endearing him to all with whom he came in contact.

In his public life as a civil engineer he was an

HISTORY OF WESTCHESTER COUNTY.

ornament to the profession, and in his private life he was the model of a Christian gentleman.

HENRY B. HALL.

Henry B. Hall was born in London March 11, 1808, and at the age of fourteen was articled as a pupil to Benjamin Smith, known by his works for " Boydell's Shakespeare (Jallery." After completing his studies with Mr. Smith he was engaged by Henry Mycr, the favorite engraver of Sir Thomas Lawrence, from whom he derived much benefit in his profession.