Vintage Springform Pans & Antique Loose Bottom Cake Pan

Lot of 3 metal cake pans, two vintage 1950's West German Kaiser springform cheesecake pans and one antique 1900-1930's K & F 20cm loose bottom cake pan with handles. Kaiser's are 7" and 8" diameters and are 2 ¾" and 2 ½" tall. Loose bottom has a 8" diameter and is 2 ½" tall. All have wear from use and age ( see all pics ), loose bottom has sloppy metal working ( see last pic ).