B is for

Black & White

Urban Muser {6x6} / Anika {Hipstamatic, Picture Show, Lo-Mob}

A is for

Arrow

Urban Muser {Picture Show} / Anika {Hipstamatic, Lo-Mob}

Z is for

Zig-zag

Urban Muser {Camera+, Blender, Snapseed} / Anika {Hipstamatic, Picture Show, Percolator}