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Genealogical Data
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Concise Manual for use of database

Subjects covered:

Font Size

Use search form
Structure genealogical files
Alfabetizing names
Meaning of (before, after, ±)
Meaning symbols

Font Size

To improve the readability on the screen, the font size can be adjusted. These buttons can be found on the top grey-colored area.  To increase the font size, click A+. To reduce the font size, click A- button. To return to the default font size, click Reset

Use search form

For exploring the occurrence of a name in the database, click  "Genealogical Data". The following overview will appear:
 

In the column on the left hand side are presented both the "COMPLETE FILE" (i.e. all genealogical data presented on this site), as well as
separate family trees. Select in which family tree to seach. The family tree to be searched in is marked in black, both in the left hand column as well as the text following "Selected family tree" in the right hand column. In above example, the Van Dam family tree is selected.
In case you do not know whether a name exists in one of the family trees listed, use always the Complete File, as all individual family trees are included in that file. Another possibility is selecting "All family trees" using the search form. See also Alfabetizing Names below.

Please note that first names, recorded in this database, are based on  names given by birth, not by calling names.

Structure genealogical files

The Complete File contains all data of all collected persons. In the separated family trees are only data of persons that are related to that particular family tree. Thus, data that are present in a particular family tree are always tracable in the Complete File. The oldest known forefather is presented for each family tree, as far this information is worked out on the site.

The date of the latest update of each database (both the Complete File and the separate family trees) is  indicated in the right hand column.

Many surnames, for which no separate family trees are presented, can be found in the Complete File. This database contains more than 100 instances of surnames that appear with more than 100 persons. Using "Advanced Search" in the Complete File enables searching for names that do not belong to a particular, separate family tree (within the presented database). Some families that are not presented as separate genealogies, may therefore not be presented completely.

Alfabetizing names

The alfabetical sequence of the Names-Index in the database is based on the American way of presenting names. In other words, "van Dam" can be found under the letter "V", "de Beer" under the letter "D". Entering a surname in the search field such as "van Dam" should not be entered as "Dam" or "Dam, van", which is common in Dutch language areas. See example for use of use of Search Form.

Meaning of: before, after or ± 

Within dates of genealogical data appear often before, after or ±. Here follows a short description for each of these terms.

Before

When in the data (especially dates of birth) "before" is recorded, it means in almost all cases that the birth dates of the parents is assessed, e.g. based on the date of birth of the first known child, or the date of marriage of the parents. In these cases is assumed that, in case of the birth of a child or marriage of parents, the parents were at least 20 years old. Obviously, these approximations are only made when no other information was available.
 

After

When "after" is used in dates, generally in case of a date of death, it is known from a particular source, that a person deceased after a certain date.

±

When ± is mentioned in a date, then an approximation of that date/year is meant. Generally in such cases, the information is retreived from a certificate of marriage.

Meaning Symbols

Clicking on symbol kwartierstaat next to a name, shows all direct ancestors of the person in question (descendancy chart), of course for as long available in the collected data. A clear graphical presentation is shown.

Clicking on symbol  parenteel shows descendants of the person in question. This feature is limited to 2 generations for reasons of presentability.

Clicking on symbol outline  next to a name, shows a consise presentation of all  descendants.

It may be obvious that the
blue buttons man  represent males, whereas the red 
buttons vrouw represent females.