When she arrived at the dam, she greeted an acquaintance with, “I’ve been a pretty tough old bird, but I wouldn’t want to go through that again!”

Mrs. Grace Miller’s house, which dropped into Hebgen Lake, floating along what used to be Route 287.(U. S. Forest Service)

In a forest fire lookout on top of 10,300-ft.-high Mt. Holmes in Yellowstone Park, the first shock threw Penn State College student David Bittner out of his bunk.

“By golly, they’ll believe me this time,” he said with satisfaction as he picked himself up off the floor.

Several days earlier he’d phoned a report of substantial tremors, but no one would take his report seriously.

Charles Godkin, chef at the Frontier, and his wife, Ruth, a waitress, were driving home at 11:37.

“We must have a flat,” she said as the car thumped and shook along the road.

When Godkin got out to look, the ground was bucking so strenuously that he could hardly stand up. Back at the Frontier, he found steak plates all over the floor. In the establishment’s walk-in freezer he found the floor covered with mayonnaise—a foot deep!