invaluable

Rob Byass, 69, who owns the barn and volunteers for the charity, said the donations were "invaluable, especially at the moment when everybody is considerably strained financially. Places like this really help".

Its arrival also marks the resurrection of Criterion’s invaluable Eclipse line, a no-frills, hitherto exclusively DVD series that bundled often-obscure titles, usually grouped by director.

"When your 'laboratory' is the atmosphere, it's not every day you can run experiments like this one. It was an invaluable opportunity to get a more accurate picture of what's happening on Earth."

Unlike land sites, where the invaluable evidence of past cultures and people are often covered over or mingled with the relics of succeeding eras, an ancient shipwreck is a pristine historic time capsule.

Bonta said his office “has supported the Cassirers’ quest for justice for two decades,” and “will continue to fight with them for the rightful return of this invaluable family heirloom.”