Hello,
I´ve got a LAU, too:
Anna Maria LAU as wife of Carl Friedrich SCHMIEDENDORF.
In 1797,Nov. 1st they get in Pastow a son: Jochim Hinrich SCHMIEDENDORF, baptized in 1797, Nov. 3rd in Kessin.
Yours,
Heike
www.carlsson-genealogie.de
www.geocities.com/north_german_traditions