Hechtel, first female team to ascend El Capitan via Triple Direct; Hechtel called it "Walls without Balls". 1973 : November, John Bragg leads the traditional climbing route Kansas City, in the Shawangunks, USA, first-ever (John Gosling's English Hanging Gardens also considered a possible first-ever 7b). 1974 : Steve Wunsch leads the traditional climbing route Super Crack, in the Shawangunks, USA, considered one of the first-ever . 1975 : Jim Holloway solves Trice, in Boulder, Colorado, considered the first-ever boulder problem (with Holloway's 1977 Slapshot). 1975 : Steve Wunsch leads the bolt-protected roof on the traditional climbing route Psycho Roof, in Eldorado Canyon State Park, USA, considered the first-ever . 1975 : Kurt Albert paints his first "Rotpunkt" (or Redpoint) on the base of the aid climb Adolf Rott Ged.-Weg (V+/A1), in the Frankenjura, signifying he had freed it at . 1975 : Charlie Porter aid solos the remote big wall, Northwest Face Mount Asgard, Baffin Island, 40 pitches, 5.10 A4. Alone for 9 days climbing; committing Big Wall climb. 1975 : Ron Kauk, John Bachar, John Long, lead-free (following on aid) all 12 pitches of Astroman, (5.11c) Yosemite. 5 pitches of 5.11. First continuous free ascent by Kauk in June 1977. 1976 : Art Higbee, Jim Erickson, free climb the 25-pitch NW Face of Half Dome, Yosemite, at 5.12d (newer variations are 5.12a). 3 pitches of 5.12, 5 of 5.11. 1976 : Mick Fowler leads, after rehearsal, FFA of Linden, Curbar Edge, UK. E6 6b (5.12a X) 60 ft. 1976 : Ron Fawcett free soloed Slip 'n' Slide, at Crookrise, North Yorkshire, England, at E6 6a (5.11c X), was one of the hardest-ever free solos at the time. 1977 : Helmut Kiene, Reinhard Karl make the first ascent of a 10-pitch climb with off-width crux, Pumpriße, Austria. Officially, the first UIAA Grade VII (5.10d/5.11a). Nuts for protection. 1977 : Ray Jardine leads the traditional climbing route The Phoenix, in Yosemite Valley, USA, first-ever ; uses his new SLCDs. 1977 : Lynn Hill leads the traditional climbing route Shawangunk Ridge, in the Shawangunk Mountains, USA, first-ever female . 1978 : Ron Kauk solves Midnight Lightning, in Camp 4, Yosemite, considered one of the first-ever boulder problems. 1978 : John Gill solves The Groove, in Pueblo, Colorado, USA, considered the first-ever boulder problem. 1978 : Ray Jardine sells first spring-loaded camming device ("cams" or "friends"), which he invented years earlier, making traditional