55. Privity between principal and sub-agent.

As a general rule there is no privity of contract1 between the principal and a sub-agent (as distinct from a co-agent); the sub-agent being liable only to his employer, the agent2. The rule will not apply where the principal was a party to the appointment of the sub-agent, or has subsequently adopted his acts, and it was the intention of the parties that privity of contract should be established between them