be conversant with

References in classic literature ?
Astor was to have the privilege of introducing other persons into the connection as partners, two of whom, at least, should be conversant with the Indian trade, and none of them entitled to more than three shares.
It is no longer possible for a managing agent to merely be conversant with the financial structure of a property.
Many employees in business today are expected to be conversant with reported accounting information as part of their regular job responsibilities.