10 corkscrews of Monopol, beginning 20th c., The Monopol-works Usbeck & Sons after the 2. world was belong to the most important corkscrew-producers: 3 of steel iron sheet with spring strengthened shaft with one dipping varnish marbled wood handle of the 1930s, with one handle window as bottle openerand 'Universal Express' with integrated bottleopener; 3 corkscrews with repulsion spring strengthened shaft, all 1933 registered and after that produced; 1 Reissmann-Type 'Ideal' in Orig. packaging; double spindle 'Bacchus' in stand of nickel plated steel with in the opposite direction gear mechanism, since 1955 produced; 2 self pullers with ball bearing, 1 19th c. until beginning 20th c. and sold by Bolte and Anschütz; nice collection