Sentence examples for dates are unknown from inspiring English sources

His exact dates are unknown, but he has often been considered a younger contemporary of Homer.

There are currently a few methods that can be used to assess the time of impending parturition in the goat, especially if exact breeding dates are unknown.

The earliest printed editions were produced at Utrecht and Cologne, late in the 15th century; but their exact dates are unknown.

André and his brothers, Jacques, called "le Cadet" (died 1708), and Alexandre, whose birth and death dates are unknown, also played in the royal band.

This study was conducted to develop reference ranges for ultrasonographic measures of fetal eyes in small ponies for the purpose of predicting days before parturition (DBP) when breeding or ovulation dates are unknown.

Another son of André, Michel, whose birth and death dates are unknown, a drummer in the Grande Écurie, is said to have worked with the instrument builder Jacques Hotteterre in the invention of the oboe.

The overall influence of potential changes in tree canopy cover due to the differing imagery dates is unknown, but believed to be minimal.

Unfortunately, pricing and a release date are unknown at this time.

Price and availablity date are unknown, but we do know that the Slate Series will be backed by a 2-year warranty from OCZ.

Her name and birth date are unknown.

(He died in 1516; his exact birth date is unknown).