Martin Altenburger and Adrian Frutiger — PTT (1982) #logo #PTT #minimal

    Martin Altenburger and Adrian Frutiger — PTT (1982) #logo #PTT #minimal

    From Logos-types.tumblr.com

    #0b0b0b #171717 #434343 #8b8b8b #f7f7f7

    Josh Griffin Saved to 1980s