"...As the first faint streaks of dawn poked over the distant
hills the blast came.
A vivid flash of light pierced the desert darkness and lighted
up the entire countryside. It lasted but a moment or two then
was gone. All eyes turned toward the spot where the bomb had
exploded. They saw a big ball of furiously churning fire, smoke,
sand and debris rapidly rising from the ground in huge, rolling
The afterglow remained for several minutes while the mushroom
cloud continued to rise then drift away and apart. Then sun was
still below the horizon but daylight was coming fast. Broad streaks
of sunlight slanted over the mountain tops like ghostly fingers
clawing at the heavens. Rumbling of the shock wave continued
for nearly five minutes, bouncing back and forth from one mountain
wall to another."
Nevada Highways & Parks 13, no2,
"Observation Shot Project", (Jun-Dec 1953): 3-16