The master or owner of a barge.

1

1648.  Clarendon St. Papers, II. App. 47. The bargemaster looking down into the barge.

2

1710.  Lond. Gaz., No. 4742/4. William Burley, of Oxford, Bargemaster.

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1768.  Blackstone, Comm., III. 164. There is also in law an implied contract with … a common carrier or bargemaster, to be answerable for the goods he carries.

4