100. Derivation of agent's rights against principal.

The rights of an agent against his principal flow from the principles:

  1.  

    (1)     that an agent, as the representative of his principal and acting wholly on his behalf, is entitled to be indemnified for such liabilities incurred and losses suffered as were in contemplation when the agency was undertaken, or as were stipulated by the contract of agency1; and

  2.  

    (2)     that, where he is an agent for reward, his principal must not wrongfully hinder his opportunity of earning the reward