1981 Digital Aerial Photographs
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Metadata:
- Identification_Information:
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- Citation:
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- Citation_Information:
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- Originator: Rhode Island Statewide Planning Program
- Publication_Date: 2002
- Title: 1981 Digital Aerial Photographs
- Geospatial_Data_Presentation_Form: raster digital data
- Publication_Information:
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- Publication_Place: Providence, RI
- Publisher: Rhode Island Statewide Planning Program
- Other_Citation_Details:
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Suggested bibliographic reference:
RIGIS, 2015. 1981 Digital Aerial Photographs. Rhode Island Geographic Information System (RIGIS) Data Distribution System, URL: <http://www.rigis.org>, Environmental Data Center, University of Rhode Island, Kingston, Rhode Island (last date accessed: 31 August 2015).
- Online_Linkage: <http://www.rigis.org>
- Larger_Work_Citation:
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- Citation_Information:
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- Originator: Rhode Island Geographic Information System (RIGIS)
- Publication_Date: 1993
- Title:
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Rhode Island Geographic Information System (RIGIS) Data Distribution System
- Online_Linkage: <http://www.rigis.org>
- Description:
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- Abstract:
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Digital panchromatic aerial photographs of Rhode Island scanned from hard copy photo positive prints from the historical collection of photographs held by the Rhode Island Department of Administration Statewide Planning Program.
- Purpose:
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Originally scanned into digital products for archival preservation and general reference purposes. Subsequently offered to the general public as digital image files for viewing and download over the Internet through the Rhode Island Geographic Information System.
- Supplemental_Information:
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Please note that the digital aerial photographs from this series are neither georeferenced nor orthorectified.
- Time_Period_of_Content:
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- Time_Period_Information:
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- Multiple_Dates/Times:
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- Single_Date/Time:
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- Calendar_Date: 19810413
- Single_Date/Time:
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- Calendar_Date: 19810422
- Currentness_Reference: ground condition
- Status:
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- Progress: complete
- Maintenance_and_Update_Frequency: none planned
- Spatial_Domain:
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- Bounding_Coordinates:
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- West_Bounding_Coordinate: -71.846188
- East_Bounding_Coordinate: -71.121556
- North_Bounding_Coordinate: 42.018796
- South_Bounding_Coordinate: 41.333755
- Keywords:
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- Theme:
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- Theme_Keyword_Thesaurus: ISO 19115 Topic Category
- Theme_Keyword: imageryBaseMapsEarthCover
- Theme:
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- Theme_Keyword_Thesaurus: none
- Theme_Keyword: aerial photographs
- Place:
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- Place_Keyword_Thesaurus: none
- Place_Keyword: Rhode Island
- Access_Constraints: None.
- Use_Constraints:
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These data were created for informational, planning and guidance use only. They are a general reference, not a legally authoritative source for the location of natural or manmade features. Proper interpretation of these data may requre the assistance of appropriate professional services. The cartographic representations depicted have not been verified by a RI Registered Professional Land Surveyor and are not intended to be used in place of a survey. The producer makes no warranty, express or implied, related to the accuracy, reliability, completeness, or currentness of these data.
Users are requested to abide by the terms of the RIGIS license agreement. License terms include (1) restrictions on secondary distribution of these data, and (2) graphic displays and printed tabular listings derived from RIGIS data may be used in publications and presentations, provided that credit is given to RIGIS as the source of the information. Please review the RIGIS license agreement at <http://www.edc.uri.edu/rigis/license.html> for more information before accessing these data.
- Point_of_Contact:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: Rhode Island Statewide Planning Program
- Contact_Person: Christina Delage Baza
- Contact_Address:
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- Address_Type: mailing and physical
- Address: One Capitol Hill
- City: Providence
- State_or_Province: RI
- Postal_Code: 02908
- Contact_Voice_Telephone: 401-222-6481
- Data_Quality_Information:
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- Logical_Consistency_Report: not applicable
- Completeness_Report:
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All known available photographs from this collecction have been digitally scanned and are documented by this metadata record.
- Lineage:
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- Source_Information:
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- Source_Citation:
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- Citation_Information:
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- Originator: Air Photographics, Inc. of Martinsburg, West Virginia
- Publication_Date: unknown
- Title: 1981 Aerial Photographs
- Source_Scale_Denominator: 1667
- Type_of_Source_Media: photopositive 9"X9"prints
- Source_Time_Period_of_Content:
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- Time_Period_Information:
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- Multiple_Dates/Times:
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- Single_Date/Time:
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- Calendar_Date: 19810413
- Single_Date/Time:
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- Calendar_Date: 19810422
- Source_Currentness_Reference: ground condition
- Source_Citation_Abbreviation: 1981photos
- Source_Contribution: original source data
- Process_Step:
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- Process_Description:
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All scanning, indexing, compression, and reduction of data to CDROM media was conducted at the Rhode Island Department of Administration, Statewide Planning Program by state employees and Rhode Island College student interns in April of 2001.
Aerial photography for Rhode Island for 1981 was obtained from Air Photographics, Inc. of Martinsburg, West Virginia. The original photography consisting of 486 negatives was captured using standard airborne photogrammetric techniques on April 13 and April 22 of 1981. Actual dates along with fight line and photo identification number were imprinted on each of the photographs. A separate composite data set of 256 black and white unrectified photopositive 9"X9"prints at a photo scale of 1" = 1667' consisting of every other print in each flight line was obtained and used for this project. This provided full coverage for the state while eliminating redundant data from north/south photographic overlap contained in the original full dataset. The project was conducted in-house by Statewide Planning in April of 2001. Individual prints were scanned on an Espson 836XL Expression flat bed scanner using Adobe Photoshop 5.0 Limited Edition and Epson Twain Professional (32) Rev.1.50A Software. The scanning rate selected was 400 dots per inch (dpi) with 8 bit gray (standard) and software default settings selected. Resulting scanned images were saved to Tagged Image File (tif) format using Adobe Photoshop with file names corresponding to the combined four-digit flight line and photo number identification on the photos.
Tables showing photo numbers, their respective dates and CDROM product (RIDOA Statewide Planning) are also available from RIGIS as aphoto81.mdb(MSAccess), Aphoto.xls(MSExcel), and Aphoto81.dbf (Dbase IV).
1981A_TIF - Flight Lines 01-06
1981B_TIF - Flight Lines 07-09 to PhotoNum 0921
1981C_TIF - Flight Lines 09 from PhotoNum 0923 - 11
1981D_TIF - Flight Lines 12-14
1981E_TIF - Flight Lines 15-19
1981_SID - All 256 images in the 1981 series compressed with LizardTech MrSID Geospatial Encoder 1.4 compressed at a 5:1 ratio.
- Process_Date: 200104
- Distribution_Information:
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- Distributor:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Erica Tefft
- Contact_Address:
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- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: RI
- Postal_Code: 02881
- Contact_Voice_Telephone: 401-874-5054
- Contact_Electronic_Mail_Address: erica@edc.uri.edu
- Contact_Instructions: email preferred
- Distribution_Liability:
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This dataset is provided 'as is.' The producer(s) of this dataset, contributors to this dataset, the Rhode Island Geographic Information System (RIGIS) consortium, the State of Rhode Island, and the University of Rhode Island do not make any warranties of any kind for this dataset, and are not liable for any loss or damage however and whenever caused by any use of this dataset.
- Standard_Order_Process:
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- Digital_Form:
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- Digital_Transfer_Information:
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- Format_Name: Esri shapefile
- File_Decompression_Technique: ZIP
- Digital_Transfer_Option:
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- Online_Option:
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- Computer_Contact_Information:
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- Network_Address:
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- Network_Resource_Name: <http://www.rigis.org>
- Fees:
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No fee for downloading directly from the RIGIS Data Distribution System located at <http://www.rigis.org>.
- Metadata_Reference_Information:
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- Metadata_Date: 20081021
- Metadata_Contact:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Greg Bonynge
- Contact_Address:
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- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: RI
- Postal_Code: 02881
- Contact_Voice_Telephone: 401-874-2180
- Contact_Electronic_Mail_Address: greg@edc.uri.edu
- Contact_Instructions: email preferred
- Metadata_Standard_Name: FGDC Content Standards for Digital Geospatial Metadata
- Metadata_Standard_Version: FGDC-STD-001-1998
- Metadata_Extensions:
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- Online_Linkage: <http://www.esri.com/metadata/esriprof80.html>
- Profile_Name: ESRI Metadata Profile
Generated by mp version 2.9.22 on Mon Aug 31 14:33:42 2015