A DUFF MORISON - Passenger List (General)
Not sure whether there are two A DUFF MORISON's
however, on Ancestry - UK Incoming Passenger Lists 1878-1960
there is
A DUFF MORISON - birth abt 1852 (although the age has been altered - would be 35 or 38)
From New York - 14 August 1890 to Southampton
on the Aller, Nodeutsher LLoyd
: English Merchant, married