Harding struggled fifteen hours and placed 28 expansion bolts by hand through the night up an overhanging headwall, topping out at 6 AM . The whole thing had taken 45 days, with more than of climbing including huge'pendulum'swings across the face; and uncounted'mileage'of laboriously hauling bags with prusik knots up ropes and sliding by'rappelling'back down.
12.
From October 9 to 12, 1939 a Sierra Club climbing team including Robinson, David Brower, Raffi Bedayn, and John Dyer, completed the first ascent of Shiprock, the erosional remnant of the throat of a volcano with nearly vertical walls on the YDS III, 5.7 A2, was the first in the United States to use expansion bolts for protection.
13.
From October 9 to 12, 1939, a Sierra Club climbing team including Brower, along with Bestor Robinson, Raffi Bedayn, and John Dyer, completed the first ascent of Shiprock, the erosional remnant of the throat of a volcano with nearly vertical walls on the YDS III, 5.7 A2, was the first in the United States to use expansion bolts for protection.