Is there a project that covers these pre-1700 people?

Question

I want to contribute to the deep genealogy on our shared tree. Here are people I can add, along with dates and locations: Henrich Sievert 1684 - 1740     Anna Dorothea Thoke 1695 - 1754     Johann Cord Rohemeyer 1693 - 1730     Anna D. Hiddensen 1684 - ?

Rhineland-Palatinate, Germany

Here are the sources I am using:

Should I contact one of the pre-1700 projects or know about any style guidelines before proceeding? Thank you!

Answer 1

What sources are you using? They don't appear on your post above.

Answer 2

Cosmae et Daniani Church, Steinbergen Church. From the parishes of Exten, Krankenhagen, Hohenrode, Silixen and around it.