Showing 26 - 50 of 522 Records

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Fol. VlII [Walnut Creek, Ridge Road, Nicholson's], n.d. (2 sections)
Fol. III [Big Conneaut Creek from Fulurler's to beyond Foster's Mill], n.d. (2 sections)
Map Book 3 Index
"Map of a survey from the Summit at Emigh's Gap to ascertain the fall of the Moshannon Creek above Davis Run." Made in November 1839 by Charles L. Schlatter. (4 sections)
"Profile of the Harrisburg & Pittsburg Rail Road, Northern Route. No. 3." Surveyed under the Direction of Charles L. Schlatter, C. E. By J. Clements Stocker, Principal Assistant Engineer, 1839. Drawn by Haden Smith. (6 sections)
"Middle Route. No. 2," n.d. [From above Port Lyon to near Newport, including Duncan's Island]. Shows: Penna. Canal, Tavern, Locks, Bridges, Duncannon, School House, Caroline Furnace. (8 sections)
"Middle Route No. 10." n.d. [From Near Mouth of Little Bald Eagle Creek to Bells Laurel Run]. (6 sections)
"Plan and Elevation of the Bridge at Karthus." Charles L. Schlatter, Principal Engineer, Harrisburg. June 5, 1840. (6 sections)
"A Map and Profile For a Slack Water Navigation Along the Ohio River From Pittsburgh to Beaver as Examined in 1828 by Edward F. Gay, Engineer." (14 sections)
"Conemaugh Route No 4." [Harrisburg & Pittsburg Rail Road. To near Bolivar]. Shows: Lockport, Penna Canal, Centreville. (4 sections)
[Plan No.2, for Improvements Around Columbia Basin], n.d. (1 section)
Map Book Number 29, 1826-1833
"Northern Route, No. 8," n.d. [Harrisburg & Pittsburg Rail Road]. Mill Hall to Curtam's [Curtin's] Forge. (7 sections)
[West Creek, on the Driftwood Branch of the Sinnamahoning River to Bald Eagle Creek], Maps and Profiles of the West Branch of the Susquehanna and tributaries, Upper Division, n.d. (23 sections)
"Foundation of East Abutment of Dam No. 14," n.d. (1 section)
[Profile, 85 to 103], n.d.
[North Branch Division and Canal], n.d. Fragile: Tracing Paper
"Lock Plan No. 2. Showing the position of the Longitudinal pieces and the Sills on the Floor," n.d. (2 sections)
Map Book Number 16, 1831-1855
"Plan of a Mitre Sill, Susquehanna," n.d. (2 sections)
"Plans Shewing the Division of the Road into Sections" [of Allegheny Portage Railroad, by Sylvester Welch], Sections 1-46, n.d.
Map Book 21 Index, "Contents"
"Profile of the Harrisburg & Pittsburg Rail Road. Northern Route, No. 1." [ Summit of Emigh's Gap to Head of Weiss' Run, 11 miles], 1839. Drawn by Haden Smith. (4 sections)
"Northern Route From Emigh's Gap Westwardly. No. 2," n.d. [Harrisburg and Pittsburg Rail Road]. (4 sections)
Map Book 25 Index, "Contents"
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520 Records of the Board of Canal Commissioners 519 Map Books, 1810-1881, undated 78 Map Book Number 50, 1826-1859 42 Map Book Number 16, 1831-1855 33 Map Book Number 01, 1829-1844 31 Map Book Number 29, 1826-1833 30 Map Book Number 43, 1826-1851 29 Map Book Number 18, 1836-1846 23 Map Book Number 08, n.d. 21 Map Book Number 07, 1827-1855 20 Map Book Number 04, 1829-1866 18 Map Book Number 03, 1830-1841 17 Map Book Number 11, 1839-1841 15 Map Book Number 21, 1826, 1839-1840 15 Map Book Number 23, 1825-1871 11 Map Book Number 05, 1828 9 Map Book Number 19, 1824-1840 7 Map Book Number 13, 1826-1866 6 Map Book Number 12, 1826-1827 5 Map Book Number 25, 1830-1831 5 Map Book Number 52, 1841 4 Map Book Number 20, 1831-1851 3 Map Book Number 02, 1836-1838 3 Map Book Number 14, 1881, n.d. 3 Map Book Number 15, n.d. 3 Map Book Number 37, 1810-1855 3 Map Book Number 41, 1827 2 Map Book Number 06, 1828 2 Map Book Number 09, 1826 2 Map Book Number 10, n.d. 2 Map Book Number 17, n.d. 2 Map Book Number 22, 1827 2 Map Book Number 24, n.d. 2 Map Book Number 26, 1827-1835 2 Map Book Number 27, n.d. 2 Map Book Number 28, n.d. 2 Map Book Number 32, 1840-1878 1 Map Book Number 30, 1836 1 Map Book Number 31, 1826 1 Map Book Number 34, 1828 1 Map Book Number 35, 1828 1 Map Book Number 36, 1836-1838 1 Map Book Number 39, 1839, 1846, 1855 1 Map Book Number 40, 1828 1 Map Book Number 42, 1828-1857 1 Map Book Number 44, n.d. 1 Map Book Number 45, 1830 1 Map Book Number 46 (Title page only) 1 Map Book Number 47, n.d. 1 Map Book Number 48, 1827-1828 1 Map Book Number 49, 1841 1 Map Book Number 51, 1841-1842

450 Canals 450 Engineers 450 Maps 1 "Article of Agreement" [between Commonwealth and Wm. Bindle, Supt. of N.B. Division to construct Dam No.1, May 26, 1852]. 1 "Irons for Weigh-Lock," n.d. by Franks. (2 sections) 1 "Lock Plan 4," n.d. (3 sections) 1 "Map of Conneaut Lake and its Environs shewing the relative position of the Conneaut and Shenango summits from surveys made in November 1828. Drawn under the direction of J. Ferguson, Engineer of the French Creek Feeder by Wm. Pollock." (3 sections) 1 "Map of the Western Reservoir For Pennsylvania Canal, Cambria County, Pa., 1853." R. S. Alexander. (4 sections) 1 "Plan and Elevation of the Bridge at Karthus." Charles L. Schlatter, Principal Engineer, Harrisburg. June 5, 1840. (6 sections) 1 "Plan and Section of a Canal from West Br. Div. Penna Canal to West Br. of Susquehanna opposite Lewisburg, Surveyed 1830, by F.W. Rawle, Esq." Lewisburg Side Cut. (1 section) 1 "Plan of Cast Iron Pipes for Eastern Reservoir. Furnished to Contractors, April 24, 1840. (1 section) 1 "Profile of the Harrisburg & Pittsburg Rail Road, Northern Route, No. 2." [Elder's Run to A. Smith's Ridge], 1839. Drawn by Haden Smith. (4 sections) 1 "Profile of the Harrisburg and Pttsburg Rail Road. Southern Route, No. 2." [From mouth of Brush Creek to Greensburg]. Surveyed under the Direction of Charles L. Schlatter. By John A. Roebling, 1839. Drawn by W. Gill. (5 sections) 1 "Profiles of the Conneaut & Shena[ngo] Summits west from Pitneys on the lines of the Plan SFC. LFC. & WSL. Sept. 20, 1829, J. Ferguson, Engr." 1 "Sketch of Piling Iron [for] Western Reservoir," n.d. Shows: Front Elevation. (1 section) 1 Map Book 5 Index 1 [Juniata Aqueduct at Jack's Narrows], n.d. (4 sections) 1 [Lycoming Line from Jersey Shore to Great Island], n.d. "Profile of the present Location. Profile of the new Location. (1 section) 1 [Lycoming Line from Lycoming Creek to Jersey Shore], n.d. "Profile of the present Location. Profile of Line passing Lycoming Creek by Aqueduct. Profile of Line by Newberry, passing Lycoming Creek by a Dam," n.d. (1 section) 1 [Lycoming Line from Muncy Dam to Lycoming Creek), n.d. Profiles. (1section) 1 [Lycoming Line, from Muncy Dam to Dam No.1], n.d. (1 section) 1 [Map of Borough of Williamsport], n .d. (1 section)