portfolio binding book binding you could use interesting material for the cover--something that signifies architecture/modeling/plaquemine. i think hand binding your work, and printing on textured paper will look sleek--especially the watercolors.
Memo Notizblock- Student Notepad von StudioConnections - Handmade memo notepad with leather binding. 120 blank white sheets, with perforation for easy pulling-out. Binding leather thread in different (Diy Cuadernos)