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6,385 results returned

  1. Title: Major electric power lines

    Contributors:

    Summary: Extent: 1 map Abstract: Map of Macomb County, Michigan, showing "24,000 & 40,000 volt transmission lines," underground lines, substations, "120,000 volt tower lines," and "stepdown stations." Scale approximately 1:98,000

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  2. Title: Backs of Sidewalks (Town of Brookline)

    Contributors:

    Summary: This map data layer represents the physical back-edge of sidewalks (property-side not street-edge side) observed from aerial photography for the Town of Brookline, Massachusetts. The aerial photographs were taken from 1990-1991. Digital planimetric data meets National Map Accuracy Standards for 1'=100' (1:1200) mapping. This layer is part of a comprehensive inventory map and database of the town's pedestrian and transportation system.

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  3. Title: Street Edges (Town of Brookline)

    Contributors:

    Summary: The street edge transportation coverage is a polyline layer describing the driveable surface of streets within the Town of Brookline, Massachusetts. A related transportation feature (Back Edge of Sidewalks) is in a separate coverage. This data layer is from Boston Edison Company (BECo.). The street edge data layer was originally based on aerial photographs from 1990 and 1991 at 1' = 600' negative scale. Digital planmetric data meet National Map Accuracy Standards for 1'=100' (1:1200) mapping.

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  4. Title: Detroit in 1898

    Contributors:

    Summary: Supplement to the Detroit journal, September 1st, 1898. Donor: 2240 1 print: halftone; image 14 x 111 cm.

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  5. Title: York: township no. 4 south range no. 6 east.

    Contributors:

    Summary: Map shows York Township, Michigan. Property owners and location of map are handwritten on a printed template. "Presented to the Washtenaw Co. Pioneer Society by L.G. Risdon, May 20th 1885" written on verso of map. 1 map; 31 x 31 cm

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  6. Title: Pittsfield: township no. 3 south range no. 6 east.

    Contributors:

    Summary: Map shows Pittsfield Township, Michigan. Property owners and location of map are handwritten on a printed template. "Presented to the Washtenaw Co. Pioneer Society by L.G. Risdon, May 20th 1885" written on verso of map. 1 map; 31 x 31 cm

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  7. Title: Building Footprints - City of Newton

    Contributors:

    Summary: This map data layer represents the outlines of all buildings, larger than 100 square feet, for the City of Newton, Massachusetts. This layer is from Boston Edison Company (BECo.). The original aerial photography was flown in 1991 at 1' = 600' negative scale.

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  8. Title: Streams - City of Newton

    Contributors:

    Summary: This data layer contains perennial and intermittent streams in Newton. Data supplied to Newton by Boston Edison Co. (now known as NSTAR). Although Boston Edison provided the original version of this data layer, the streams have since been updated to include missing stream features. The city's retired conservation planner who has a lifetime of field experience in Newton identified these missing features

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  9. Title: Edge of Pavement - City of Newton

    Contributors:

    Summary: This data layer depicts the edge of Newton's paved roads, whether public or private. GIS data provided to Newton by Boston Edison Co. (now known as NSTAR).

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  10. Title: Street Median Strips - City of Newton

    Contributors:

    Summary: This data layer contains road median strips and other open areas in street rights-of-way.

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  11. Title: Utility Poles - City of Newton

    Contributors:

    Summary: This data layer contains point locations representing Boston Edison's (now known as NSTAR) utility poles throughout the City of Newton.

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  12. Title: Surface Water Features - City of Newton

    Contributors:

    Summary: This data layer contains rivers and ponds that occur in Newton. Boston Edison (now known as NSTAR) provided the original version of this data layer. Some editing was done based on the 2000 Orthophotography by the GIS Administrator.

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  13. Title: Plan of the Fort at Detroit 1760

    Contributors:

    Summary: 1 map : col. ; 51 x 72 cm text (1 p. ; 31 x 23 cm) Relief shown by shading. Oriented witn north toward the upper right. Facsimile. "From an original in the Burton Historical Collection of the Detroit Public Library." Attributed to William Brazier in accompanying text. Includes 2 ill. and index.

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  14. Title: Map of the city of Detroit, Michigan, 1899 : showing paved streets, public schools, police stations, fire engine and ladder houses

    Contributors:

    Summary: Includes indices to schools, fire stations, and police department. Color indicates type of street: asphalt, brick, cedar on concrete, etc. Also shows railways and street car lines. 62 x 80 centimeters Scale not given. City Maps

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  15. Title: County of Washtenaw town 3 south range 5 east.

    Contributors:

    Summary: Map shows Lodi Township, Michigan. Property owners and location of map are handwritten on a printed template. "Presented to the Washtenaw Co. Pioneer Society by L.G. Risdon, May 20th 1885" written on verso of map. "Vacant State Swamp Land School" printed beneath map. 1 map; 31 x 31 cm

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  16. Title: Pittsburgh, Pennsylvania, ca. 1879 (Raster Image)

    Contributors:

    Summary: This layer is a georeferenced raster image of the historic paper map entitled: Map of Pittsburgh : showing the location of its furnaces, rolling mills & steel works. It was published by Chilton Co., etc., ca. 1879. Scale [ca.1:33,800]. Covers a portion of Pittsburgh, Pennsylvania. The image inside the map neatline is georeferenced to the surface of the earth and fit to the Pennsylvania South State Plane NAD 1983 coordinate system (in Feet) (Fipszone 3702). All map collar and inset information is also available as part of the raster image, including any inset maps, profiles, statistical tables, directories, text, illustrations, index maps, legends, or other information associated with the principal map. This map shows features such as roads, railroads and stations, drainage, selected buildings, and more. Includes inset map covering Pittsburgh area as far as McKeesport. Below map: List of Blast Furnaces -- List of Rolling Mills -- List of Steel Works. This layer is part of a selection of digitally scanned and georeferenced historic maps from The Harvard Map Collection as part of the Imaging the Urban Environment project. Maps selected for this project represent major urban areas and cities of the world, at various time periods. These maps typically portray both natural and manmade features at a large scale. The selection represents a range of regions, originators, ground condition dates, scales, and purposes.

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  17. Title: SCGISDB2_BASE_REF_AIRPHOTO_CENTERS

    Contributors:

    Summary: Air Flight Services, Inc. captured the photography with a Wild RC 30 precision mapping camera and simultaneously collected Airborne GPS and IMU data for each exposure.

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  18. Title: SCGISDB2_BASE_REF_AERIAL_MODEL

    Contributors:

    Summary: Merrick has provided the County of Sonoma with an ArcINFO coverage named "model" which contains the model limits (lines) and photo centers (points) for the orthophotography tiles. It also contains annotation (anno.dxf) with the photo center numbers. The key item in both the .aat and .pat is dxf-layer. .aat dxf-layer mdllay_600,mdllay_1200,mdllay_2400 .pat dxf-layer photoctrs_1200, photoctrs_2400, photoctrs_cotati, photoctrs_petalum, photoctrs_rohnert, photoctrs_santaro

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  19. Title: SCGISDB2_BASE_REF_AERIAL_FLIGHT_LINES

    Contributors:

    Summary: Air Flight Services, Inc. captured the photography with a Wild RC 30 precision mapping camera and simultaneously collected Airborne GPS and IMU data for each exposure.

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  20. Title: Map of Minnesota.

    Contributors:

    Summary: 55 x 46 centimeters Scale approximately 1:1,270,500 General Minnesota Maps

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