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128321 Ross Xpres 2.75/3\%u20ac1.200no.120752, 1930s, condition B/A %u20ac 2.400 %u2013 2.800Very rare small tele lens (equivalent 76 mm) covering more than full frame, here professionally converted to Leica M mount with meter scale, in very good cosmetic condition, good uncoated optics only showing a few light cleaning marks, together with both caps and metal hood.322 Ross f. Leica M39 Teleros 5.5/4\black/nickelno.128023, 1930s, condition B+ %u20ac 3.000 %u2013 3.400A very rare, collapsible 4\good condition. A beautifully made lens from a time period when the lens selection for the Leica was still limited, with Leica hood for Summar SOOMP.323 Som Berthiot f. Leica M Flor %u20ac10.0001.5/50 mmno. 412707, 1930s, condition B/A %u20ac 20.000 %u2013 24.000Extremely rare fast lens here professionally adapted for Leica M mount, RF coupled, in very good condition, uncoated optics showing some cleaning marks, with both caps andmodern metal hood.324 Som Berthiot f. Leica M39 %u20ac16.000Flor 1.5/55 mmno. 283935, 1940s, condition B+ %u20ac 32.000 %u2013 36.000Highly sought-after and extremely rare French fast lens known for its unique bokeh, here in original RF coupled Leica M39 mount, in good cosmetic condition, very good uncoated optics, with rear cap and leather case.325 Zunow Opt. f. %u20ac3.000*Leica M39 2/10cmno. 30044, 1950s, condition A/B %u20ac 6.000 %u2013 7.000Rare and very fast Japanese portrait lens from the 1950s, the Zunow Opt. 2/10%u2009cm in original rangefinder-coupled Leica M39mount. The lens is finished in black paint with a chrome mount andis preserved in near-mint condition, with very good optics.326 Ross London f. Contax %u20ac400*Definex 3.5/3%u00bd\no. 212741, c.1950, condition B/A %u20ac 800 %u2013 900Very rare coated short telephoto lens by Ross, London in original RF coupled Leica M39 screw mount, feet scale, in very good condition, optics with a few scratches on the front element, note the red engravings %u201891 mm/25/24035%u2019 and Cook & Perkins logo on the side, with rear cap and leather case.