Perhaps they are all dead and vanished by this time.

The town had vanished from maps by the late 19th century.

The others had already vanished by the time we reached the strand.

Many species had vanished by the end of the 19th century, with European settlement.

"This report has essentially been made to vanish by the Bush administration," he said.

The smelters began to close in 1931, and major industry had nearly vanished by 1940.

The town never experienced great prosperity, however, and had largely vanished by the early 20th century.

"Mike and the other man didn't just vanish by magic!"

"The guy had vanished by the time my shivers stared talking sense."

The sea had completely vanished by the start of the Permian.