A Tohu Wa Vohu foursome

A Tohu Wa Vohu is a puzzle where you fill each cell with either one of two symbols. The numbers of each symbol are equal in every row and column. Any three horizontally or vertically adjacent cells must contain both symbols.

Tohu Wa Vohu 001Tohu Wa Vohu 002Tohu Wa Vohu 003Tohu Wa Vohu 004
I did say I was presentation curious.