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Book and Film Numbers Used by the FamilySearch Library (view source)
Revision as of 15:10, 20 February 2018
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=== Introduction === | === Introduction === | ||
The Family History Library has used a few different methods to number its books and films since the library started in 1894. These old numbers for books and films are no longer used so the current numbers for the books and films must be determined.<br> | The Family History Library has used a few different methods to number its books and films since the library started in 1894. These old numbers for books and films are no longer used so the current numbers for the books and films must be determined.<br> | ||
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=== Book Numbers === | === Book Numbers === | ||
==== 1. Previous book numbering system ==== | ==== 1. Previous book numbering system ==== | ||
The first numbering system for books used a topic code or a geographic code and a number, such as: | The first numbering system for books used a topic code or a geographic code and a number, such as: | ||
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==== 2. Current book numbering system ==== | ==== 2. Current book numbering system ==== | ||
The current book numbering system is based on the universally recognized Dewey Decimal system, with only slight alterations. The Dewey Decimal system designator for histories is the 900 series. Since the majority of the library's books are historical in nature, the 900 series is used most in the library. Other designators seen in the library are: | The current book numbering system is based on the universally recognized Dewey Decimal system, with only slight alterations. The Dewey Decimal system designator for histories is the 900 series. Since the majority of the library's books are historical in nature, the 900 series is used most in the library. Other designators seen in the library are: | ||
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Blocks of numbers were assigned to regions and by film size (16 and 35 mm). Because of this you will find that sequential numbers may be from the same country but not from the same | Blocks of numbers were assigned to regions and by film size (16 and 35 mm). Because of this you will find that sequential numbers may be from the same country but not from the same | ||
project. | project. | ||
==The Microfilming Process == | |||
=== Title Boards === | === Title Boards === | ||
Originally title boards were used to identify the microfilming project number and sequential film number in the project. Soon after microfilming began additional details were added to the title board indicating where the records were filmed, the records being filmed, the camera operator, and the week-ending date. | Originally title boards were used to identify the microfilming project number and sequential film number in the project. Soon after microfilming began additional details were added to the title board indicating where the records were filmed, the records being filmed, the camera operator, and the week-ending date. | ||
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*Damaged document | *Damaged document | ||
==Digital Filming Numbers (DGS)== | |||
When the Genealogical Society of Utah began acquiring records digitally these images were assigned numbers in the 4,000,000 range. In 2014 new digital acquisitions were assigned numbers in 10,000,000 range. These are generally referred to as "DGS" numbers. | When the Genealogical Society of Utah began acquiring records digitally these images were assigned numbers in the 4,000,000 range. In 2014 new digital acquisitions were assigned numbers in 10,000,000 range. These are generally referred to as "DGS" numbers. | ||
As existing microfilms were scanned they were assigned numbers in the 4,000,000 range and later in the 7,000,000 range. Current acquisitions are now in 10,000,000 range. | As existing microfilms were scanned they were assigned numbers in the 4,000,000 range and later in the 7,000,000 range. Current acquisitions are now in 10,000,000 range. | ||
== Converting Old Film Numbers to New == | |||
Here are several ways to convert the old GS film numbers into the current Family History Library film numbers. | Here are several ways to convert the old GS film numbers into the current Family History Library film numbers. | ||
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*Contact the [[Family History Library]].<br> | *Contact the [[Family History Library]].<br> | ||
== See Also == | |||
*[[Converting Old FHL Film Numbers to Current Numbers]]<br> | *[[Converting Old FHL Film Numbers to Current Numbers]]<br> | ||
*[[:Category:Old microfilm number conversion]] (links to conversion tables) | *[[:Category:Old microfilm number conversion]] (links to conversion tables) | ||
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*[[FamilySearch Catalog Subject Search|FamilySearch Catalog Subject Search]] | *[[FamilySearch Catalog Subject Search|FamilySearch Catalog Subject Search]] | ||
*[[FamilySearch Catalog Call Number Search|FamilySearch Catalog Call Number Search]] (for books and other printed materials) | *[[FamilySearch Catalog Call Number Search|FamilySearch Catalog Call Number Search]] (for books and other printed materials) | ||
[[Category:Old_Microfilm_Number_Conversion]] [[Category:Family_History_Library]] | [[Category:Old_Microfilm_Number_Conversion]] [[Category:Family_History_Library]] | ||