LD CONGRESS, 2d Session.

HOUSE OF REPRESENTATIVES. (Ex. Doc. 1,

Part 2.

REPORT

OF

THE SECRETARY OF WAR,

BEING PART OF

THE MESSAGE AND DOCUMENTS

COMMUNICATED TO THE

TWO HOUSES OF CONGRESS

AT THE

BEGINNING OF THE SECOND SESSION OF THE FORTY-SECOND CONGRESS.

VOLUME II.

WASHINGTON:

GOVERNMENT PRINTING OFFICE.

REPORT

OF

THE CHIEF OF ENGINEERS.

1 E