Description: This document is a technical Recommended Practice for use in developing a broader consensus on what is required for an archive to provide permanent, or indefinite Long Term, preservation of digital information. This Recommended Practice establishes a common framework of terms and concepts which make up an Open Archival Information System (OAIS). It allows existing and future archives to be more meaningfully compared and contrasted. It provides a basis for further standardization within an archival context and it should promote greater vendor awareness of, and support of, archival requirements. CCSDS has changed the classification of Reference Models from Blue (Recommended Standard) to Magenta (Recommended Practice). Through the process of normal evolution, it is expected that expansion, deletion, or modification of this document may occur. This Recommended Practice is therefore subject to CCSDS document management and change control procedures, which are defined in the Procedures Manual for the Consultative Committee for Space Data Systems. Current issue updates document based on input from user community (note). Current versions of CCSDS documents are maintained at the CCSDS Web site: http://www.ccsds.org/

Description: This document is a technical Recommendation for use in developing a broader consensus on what is required for an archive to provide permanent, or indefinite long-term, preservation of digital information. This Recommendation establishes a common framework of terms and concepts which comprise an Open Archival information System (OAIS). It allows existing and future archives to be more meaningfully compared and contrasted. It provides a basis for further standardization within an archival context and it should promote greater vendor awareness of, and support of, archival requirements. Through the process of normal evolution, it is expected that expansion, deletion, or modification of this document may occur. This Recommendation is therefore subject to CCSDS document management and change control procedures which are defined in Procedures Manual for the Consultative Committee for Space Data Systems. Current versions of CCSDS documents are maintained at the CCSDS Web site: http://www.ccsds.org/

Description: This book is a collection of letters written by Roy Bedichek and letters written to him from other family members. Annotations and notes about the letters have been added as footnotes. Biographical information based on interviews of family members as well as genealogical charts of the Bedichek and Greer families are also included. Index starts on page 447.

Description: This biography of Sam and Margaret Houston draws on surviving personal letters and writings to describe their lives together. The book roughly covers the time from their meeting to their deaths in 1863 and 1867, respectively. Index starts on page 419.

Description: This book gives an overview of the city of Dallas, Texas including statistics about the people and businesses as well as background information regarding the government, businesses, and social aspects of the city. The book also gives information about tourism and points of interest in the city and in Dallas County. Index starts on page 421.