Please answer a question about the following article about Saint Helena:

On 11 April 1898 American Joshua Slocum, on his famous and epic solo round the world voyage arrived at Jamestown. He departed on 20 April 1898 for the final leg of his circumnavigation having been extended hospitality from the governor, his Excellency Sir R A Standale, presented two lectures on his voyage and been invited to Longwood by the French Consular agent.

Who presented two lectures on their voyage?
Sir R A Standale