Model mp-91 / mp-163 “earth” we are offering an exceptional and extremely rare mid-century vintage leather lounge sofa in the brutalist brazilian modern style. the 3-seater sofa—model mp-91 “earth”—also often referred to as model mp-163—was designed and produced in brazil during the 1960s and 1970s by the renowned furniture manufacturer percival lafer. percival lafer is a contemporary brazilian furniture manufacturer and a pioneer of brazilian modernism. this charismatic sofa is crafted from high-quality genuine leather (smooth leather). the seat shell is identical to that of the well-known design object, the “earth chair,” by percival lafer. the frame is made of fine, solid hardwood: jatoba (a report from the thünen institute of wood research (in hamburg) is available.) distinctive features include the beautiful patinated dark brown leather, the organically curved seat shell—which appears to float—and the angular, minimalist base. dimensions: 3-seater sofa: width 74.80 inches + depth 31.89 inches + height 35.43 inches + the matching armchairs and accompanying ottoman are offered separately by us in another listing + condition the item is in good and attractive vintage condition, with occasional minor, subtle, and small signs of wear and age. + these include superficial scratches, scuffs, nicks, and cracks on the wooden frame. + the leather has an acceptable, normal patina—we think the leather has a wonderful patina—as well as minor color variations caused by light exposure and use, scratches, and small areas with slight wear. …upon closer inspection, the marks are slightly more visible, but they are not severe… we have treated the items conscientiously, thoroughly, and professionally using high-quality cleaning and care products. as a result, they are ready for immediate use and can be enjoyed for a long time without requiring any additional care on your part. + there are no serious defects, either visual or functional, such as cracks in the leather or other issues. + the photos are an integral part of the condition description and show the most noticeable signs of age and use; therefore, we ask that you examine the photos carefully. This piece has an attribution mark, i am sure that it is completely authentic and take full responsibility for any authenticity issues arising from misattribution