[Fred Nerks]

sounds something like this?

[Ladysforest]

Thank you FN, but it is not the thing I am after.

This explains the “sampling”, what I am after explains specifically how the birth certificate numbers were assigned.

[little jeremiah]

Placemark and a wave!

[bushpilot1]

http://www.ilw.com/articles/2011,1129-yacob.shtm