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Showing 101 - 125 of 450 Records

"Chesapeake and Ohio Canal-First Residency." General Abstract of the Work executed up to 31 Dec: 1830, and as yet remaining to be executed. (4 sections)

"Field Map. Harrisburg & Pittsburg R. R. Southern Route from Pittsburg to Laughlinstown. No. XI. From Station No. 669 to Station No. 723 1/2," n.d. (9 sections)

"Map and Profile of the Routes run to avoid the Inclined Planes on the Portage Railroad from Hollidaysburg to Johnstown." Cha's De Hass, Engr., 1837. (4 sections)

[Map of a survey from the Summit at Emigh's Gap to ascertain the fall of the Moshannon Creek above Davis Run], n.d. (4 sections)

"Map No. 2 of the Harrisburg & Pittsburg Rail Road, Northern Route." Surveyed under the Direction of Charles L. Schlatter, C. E. by J. Clements Stocker. Principal Assistant Engineer, 1839. (10 sections)

"Middle Route. No. 11." Map Exhibiting the Summit of the Allegheny Mountain. Surveyed under the Direction of Charles L. Schlatter. S. Moylan Fox, Principal Assistant, 1840. Drawn by Strickland Kneass, 1840. (12 sections)

"Dam and Sluice for Reservoirs by Wm. E. Morris, Civil Engineer, 1839." Original Plan No. 1. Shows: Views of upper and lower ends of Culvert, section through center. (2 sections)

"New Railway Guide Containing all the Rail Roads in Pennsylvania & N. Jersey with portions of the States of New York, Ohio, Maryland, Virginia & West Virginia. By W. Barrington." Philadelphia, 1866. Jas. McGuigan, Lith. 3rd & Dock St. (4 sections)

"Plan of Land Situate In Penn Township Surveyed For W Thos Reeves Jr in January 1832 by E. H. Gill." (2 sections)

"Morgans Corner Section," showing Old Road, n.d. (1 section)

"Plan of the Conneaut & Shenango Summits Shewing the location of the Canal and Feeder west from Pitneys." Sep: 20 1829, J. Ferguson, Engineer. (1 section)

"Middle Route No 7," n.d. [Harrisburg and Pittsburg Rail Road. To mouth of Mill Creek]. (10 sections)

"Map exhibiting the connection of the Wiconisco Canal with the Pennsylvania Canal at Clark's Ferry." Samuel H. Kneass, Engineer of the Wiconisco Canal Company, Halifax, 29th. January 1846. (2 sections)

"Lock of 7 ft. Lift," n.d. Shows: Elevation, Ground Plan, Mitre Sill and Gate. (6 sections)

"Guard and Lift Lock," n.d. (4 sections)

"A Map shewing the present Termination of the West Branch Canal and the relative geographical positions of the Coal and Iron Regions" [1831]. (2 sections)

Maps of Incidental work etc. upon the Frankstown line of the Juniata Division, n.d. (44 sections)

"Profile of Stone Mountain Line. Middle Route (Harrisburg to Pittsburgh Rail Road)." Surveyed under the Direction of Charles L. Schlatter, C. E. By John A. Roebling, Principal Assistant, 1841. From 1 mile, West Breanch of Kishicoquillas Creek to Manor Hill Town. (5 sections, section 3 missing)

"Plan of Repairs at Nanticoke Dam," n.d. Drawn by T.H. Walker. (1 section)

"Specification of Dam on Mill Creek, Luzerne County, Pa." Submitted December 1855, with Plan. Edwd. F. Gay, C. Engineer. (1 section)

[Survey No. 1 of North Branch Susquehanna River and Canal, from Fishing Creek to beyond Espytown], n.d. (2 sections)

[Survey of N.B. Susquehanna River and North Branch Canal from Abraham's Plains to above Lackawanna Creek], n.d. (1 section)

[Survey and Profile of Section No. 16], n.d. Drawing No. 8. (1 section)

"Plan of Lock of 8 feet lift," n.d. (2 sections)

[Drawings for P. Ditches Nos. 1-4, Slate & Gravel Ditch 16 ft. wide on Susquehanna Division], n.d. (2 sections)