In the Vinony graph
Vinony's link graph records 3 inbound references to Onésiphore Pecqueur, and connects out to Pas-de-Calais, Conservatoire national des Arts et Métiers and sidereal time.
It is catalogued under topics including 1792 births, 1852 deaths and 19th-century French artisans.
Vinony links it to 6 Wikipedia language editions.