Sentence examples for which has been lost from inspiring English sources

Is that something which has been lost from songwriting?

He was the author of a treatise, De Usurpationibus ("Concerning Usurpations"), which has been lost.

There would also be damage to the county's unimproved grassland, nearly 99 per cent of which has been lost since 1930.

Apparently it was stuck up there ages ago for a joke, the point of which has been lost in the mists of time.

That is, are there any books published after say 1500, every single copy, including the manuscript, of which has been lost?

The articles led to a Congressional investigation into the Harrier fleet, a third of which has been lost to accidents since the 1970's.

Wall Street has all but abandoned Bethlehem, which has been losing money since 1998.

Emirates is now running circles around Gulf Air, which has been losing money for several years.

The unit, which has been losing money, will close on Dec. 31, U.S. Steel said.

Why Microsoft would put is money into Dell, which has been losing market share of the PC business, is clear.

A prime example is Avtovaz, Russia's infamous Lada-maker, which has been losing market share to foreign producers.