Four Voigtlanders from left to right: Bessa II/Color-Heliar; Superb/Heliar; Perkeo II/Color-Skopar; Vitessa-L/Ultron. The Bessa II is the one that's currently loaded with Tri-X in my briefcase. I'm about halfway through my last roll of Kodachrome 25 in the Vitessa-L.