He worked as a merchant and consul in that city.
Instead, he worked as a merchant and then ran a newspaper, but both of those enterprises failed.
Like his father, he had worked as a merchant and a shipowner.
Campbell moved to Chile in 1857 where he worked as a merchant.
Already the next year he returned to Bergen to work as a merchant.
From 1897 to 1900 he worked as a traveling merchant.
He then worked as a merchant for several years.
He purchased a store, and worked as a merchant, but was not successful.
There, he worked as a merchant and served in local offices.
He worked as a merchant and ship-owner out of that city.