climbing crack routes safer. 1978 : Dave Diegelman, Dale Bard, Jim Bridwell lead the aid climbing route Sea of Dreams on El Capitan, Yosemite, hardest-ever aid route at 5.9/A5 (27-pitches; 39 drilled holes). 1979 : leads first free ascent of the traditional climbing route Grand Illusion, at Sugarloaf, Lake Tahoe, USA, first-ever . 1979 : Lynn Hill leads traditional climbing route Ophir Broke, in Telluride, USA, first-ever female . 1979 : John Bachar, after rehearsals, free soloed the 3-pitch "Nabisco Wall" via the Butterballs route in Yosemite, one of the boldest multi-pitch free solos at . 1979 : Spanish manufacturer Boreal creates a "sticky rubber" board-lasted climbing shoe called Firé (Fee-ray), which materially increases performance on rock climbs. 1980s 1980 : Patrick Edlinger onsighted La Polka des Ringards, in Buoux, France, now considered the first-ever onsight at . 1981 : John Bachar and Dave Yerian lead Bachar-Yerian, Medlicott Dome, Yosemite, a watershed US-multi-pitch route with some bolts at R/X. 1982: John Bachar free soloed Baby Apes in Joshua Tree National Park, first-ever free solo free solo at . 1983 : Ron Fawcett, leads the Master's Edge at Millstone Quarry, Peak District, England, a breakthrough traditional route at E7 6c (5.12c X). 1983 : Jerry Moffatt redpointed , in the Altmühltal, in the Frankenjura, Germany, Sax X-, first-ever . 1984 : Lynn Hill leads traditional climbing route, Vandals, in the Shawangunks, USA, first-ever female 1984 : Jerry Moffatt onsighted, Pol Pot, in the Verdon Gorge, France, and the Phoenix, in Yosemite, USA, the first-ever onsights at . 1984 : Wolfgang Güllich redpointed Kanal im Rücken, in Altmühl Valley Nature Park, Germany, Sax X, first-ever and UIAA grade X. 1984 : redpointed Amarcord, 7th Kirlichspitze, Rätikon, Switzerland, first-ever big wall bolted climb at (9-pitches). 1985 : Spanish manufacturer Boreal makes a slip-lasted climbing shoe, the Boreal Ninja, which further increases performance; is the template for all future shoes. 1985 : Catherine Destivelle redpointed Fleur de Rocaille, at Mouriès, France, first-ever female ; initially thought to be the first-ever female 8a. 1985 : Peter Croft free soloed the Rostrum, North Face, in Yosemite Valley, USA, big wall free solo at (6-pitches). 1985 : August, free soloed Revelations, at Raven Tor, Peak District, the first-ever free solo at . 1985 : Wolfgang Güllich redpointed Punks in the Gym, at Mount Arapiles, Australia, Sax X+, first-ever . 1985 : July 5–7, Stefan Glowacz and Catherine