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Article upon the determination of altitudes from observations taken with the barometer...

Title continues "being Chapter VI and Appendix E of the Report of Lieut. Henry L. Abbot, Corps of Topographical Engineers, upon Explorations for a Railroad Route from the Sacramento Valley to the Columbia River made by Lieut. L.S. Williamson, Corps...

GLC05761

Campaign Maps Army of the Potomac, Map No. 1. Yorktown to Williamsburg [Manuscript map signed]

Title continues: "Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commd'g Army of the Potomac A.A. Humphreys Brig. Gen. and Chief of Top. Engr's." Accomplished on four pieces on joined wove paper. Photographed at the Coast Survey Office...

GLC04355.02

Campaign Maps Army of the Potomac, Map No. 1. Yorktown to Williamsburg

Title continues: "Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commanding Army of the Potomac Brig. Gen. A.A. Humphreys Chief of Top. Engrs Army of the Potomac." Engraved by W.H. Dougal. Map compiled by Abbot. Printed version of...

GLC04355.03

Campaign Maps Army of the Potomac, Map No. 1. Yorktown to Williamsburg

Title continues: "Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commanding Army of the Potomac Brig. Gen. A.A. Humphreys Chief of Top. Engrs Army of the Potomac." Engraved by W.H. Dougal. Map compiled by Abbot. Printed version of...

GLC04355.04

Campaign Map Army of the Potomac, Map No. 3. White House to Harrisons Landing

Title continues: "Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commd'g Army of the Potomac A.A. Humphreys Brig. Gen. and Chief of Top. Engr's." Map compiled by Abbot. Photographed at the Coast Survey Office. A very faint brown-line...

GLC04355.05

Campaign Map Army of the Potomac, Map No. 3. White House to Harrisons Landing

"Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commanding Army of the Potomac Brig. Gen. A.A. Humphreys Chief of Top. Engrs Army of the Potomac." Print engraved by W.H. Dougal. Map compiled by Abbot.

GLC04355.06

Campaign Maps Army of the Potomac, Map No. 2. Williamsburg to White House

Title continues: "Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commd'g Army of the Potomac A.A. Humphreys Brig. Gen. and Chief of Top. Engr's. Photographed at the Coast Survey Office. A faint brown-line print on four pieces of joined...

GLC04355.07

Campaign Maps Army of the Potomac, Map No. 2. Williamsburg to White House

"Prepared by Command of Maj. Gen. George B. Mc.Clellan U.S.A. Commanding Army of the Potomac Brig. Gen. A.A. Humphreys Chief of Top. Engrs Army of the Potomac." Print engraved by W.H. Dougal. Map compiled by Abbot.

GLC04355.08

[List of guns afloat at Broadway Landing, Virginia]

Lists types and number of guns, and amount of ammunition. Also, lists number of guns taken by General Abbott (possibly Brevet Brigadier General Henry Larcom Abbott, also spelled 'Abbot'). Docketed by Abbott from Headquarters of Siege Artillery.

GLC02382.231