"Stamp by me" #2: studies for the luxembourgish side to the joint issue with Gibraltar, July'19

There are studies I made to prepare the luxembourgish stamp of the joint issue POST Philately Luxembourg and Gibraltar Philatelic Bureau.

Casemates du Bock depuis la seconde Porte de Trèves
black pen on paper

Casemates du Bock depuis la passerelle sur l'Alzette
black pen on paper

Le Bock, dessin préparatoires
black pen, japanese grey brush pen and watercolor on paper

Le Bock, dessin préparatoires
black pen, japanese grey brush pen and watercolor on paper

Le Bock, dessin préparatoires
black pen, japanese grey brush pen and watercolor on paper

Casemates du Bock, intérieur
black pen ans japanese black brush pen on paper

Casemates du Bock, intérieur
black pen ans japanese black brush pen on paper