Philadelphia City Archives
Repository ID: 0055 | Metadata type: TEI
Documents from the Philadelphia City Archives
Licensing
Images
Unless otherwise stated, to the extent possible under law, the Philadelphia City Archives has waived all copyright and related or neighboring rights to its images hosted here. This work is published from: United States. For a summary of CC0 see:
Legal code:
Metadata
Unless otherwise stated, to the extent possible under law, the Philadelphia City Archives has waived all copyright and related or neighboring rights to its metadata hosted here. This work is published from: United States. For a summary of CC0 see:
Legal code:
Intended Users
The data presented on OPenn are intended for aggregators, digital humanists, and scholars who have been directed here to procure high-resolution images and their associated metadata. It is presented in a manner most likely to ensure its long-term digital preservation.
About the Philadelphia City Archives
The Philadelphia City Archives preserves historical City records and provides access to the public. The Archives was established in 1952 under the Philadelphia Home Rule Charter.
When reasonably practicable, please use the following attribution for all digitized images of City Archives' objects and press, promotional, and news coverage related to the objects:
Courtesy of the City of Philadelphia, City Archives, Philadelphia Pennsylvania
OPenn includes some of the items from the Philadelphia City Archives. For more information on all of the collections available at the City Archives see:
Image standards and specifications
Images from the Philadelphia City Archives were shot and processed by the Schoenberg Center for Electronic Text & Image. In general, The Schoenberg Center for Electronic Text & Image follows the NISO standards as articulated in A Framework for Building Good Digital Collections, 3rd Edition:
The following represents specific standards adopted by SCETI in their capture of digital images.
Image specifications
- Archival Masters: 600 ppi 24-bit raw TIFF color image
- "Golden Thread" color target is used for every exposure. Target also includes interference pattern and inch/centimeter markings. Target is also used to check focus.
Imaging and processing equipment
- Cameras: IQ280 80 megapixel Phase One digital camera
- Lenses: Schneider Kreuznach lenses
- Software: Phase One Capture One Pro; Photoshop CS3
Master images are captured at a resolution of at least 600 pixels per inch of the image subject. Once all of the images for a manuscript have been captured they are color-corrected, deskewed, and cropped.
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