G U I D E T O G E N E A L O G I C A L M A T E R I A L S in the New Orleans Public Library's Louisiana Division & City Archives |
A P P E N D I X C : The Soundex/Miracode System |
C O N T E N T S
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The following explanation of the Soundex/Miracode system has been adapted from 1910 Federal Population Census (p. 39), published by
the National Archives Trust Fund Board, 1982.
Every Soundex/Miracode number must have three digits. A name yielding no code numbers such as "Lee"
would thus be L000; one yielding only one code number would have two zeros added such as "Kuhne"
K500; and one yielding two code numbers would have one zero added such as "Ebell" E140. Not more
than three digits are used.
When two key letters or equivalents appear together, or one key letter immediately follows or precedes an
equivalent, the two are coded as one letter, by a single number, as follows: "Kelly"=K400; "Buerck"=B620;
"Lloyd"=L300; and "Schaefer"=S160.
Even if several surnames have the same code, the cards for them are arranged alphabetically by given name.
The 1910 Louisiana Census for New Orleans and Shreveport has been indexed by the Miracode system,
which uses the same coding as the Soundex system. At the top of each index entry are three numbers that
indicate the volume number, enumeration district number, and family or visitation number in the census
schedules. Soundex cards have four numbers, representing volume number, enumeration district number,
page or sheet number, and line number.
Note that although the Soundex and Miracode indexes give preliminary information on each household, the
census rolls they reference will include additional information not found on the Soundex card. Be sure to
follow the reference.
Soundex Help
Automated Soundex converters can also be found online at a number of locations. These converters allow
you to type in a surname and get an instant coded response. Search engines such as GOOGLE will turn up a
number of converter sites, using the keywords Soundex converter.
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