A number of existing seismographs were installed before and provided invaluable data upon which he made new discoveries.

He thanked Martell for his invaluable data.

He will have invaluable data to work upon, and much time before even his outlying fortresses can be threatened.

Those who support the clinical programs argue that the studies yield invaluable data.

That happens - and the exit poll overall did deliver a wealth of invaluable data.

TTC used all the invaluable data that was gathered on "Project Knowledge" to begin to build the foundation for their company.

Asked about the catch, he responded gleefully: "Useful scientific research, invaluable biological data, and lunch!"

If we could get an objective record, personal fantasy so realistically amplified... it would be invaluable data for human psychologists.

That will bring us really invaluable data.

On 20 September, Nautilus returned to Spitsbergen carrying invaluable data and with all crew alive.