If you are asking about John Campbell, 1st Earl of Breadalbane and Holland, yes he was a nominal supporter.

If you are asking about John Campbell, 2nd Duke of Argyll, then no, he commanded one of the armies that put the first Jacobite Rebellion down.

Henry Rich Holland has written:

'Two speeches delivered by the Earl of Holland and Mr. Io. Pym, Esquire' -- subject(s): History

'The copy of a letter sent from the Earle of Holland, to an honourable lord at the Parliament' -- subject(s): Sources, History

'Two speeches delivered by the Earl of Holland and Mr. Io: Pym'

Breadalbane, NSW

Walter Earl Haraway died on July 18, 1998, in Amsterdam, Noord-Holland, Netherlands.

Donald Breadalbane Blacklock has written:

'Report on a survey of diseases in the protectorate of Sierra Leone' -- subject(s): Diseases

'The white man's grave' -- subject(s): Mortality