Found it
passenger transcript details
Name: Mrs KING
Date of departure: 9 January 1947
Port of departure: Southampton
Passenger destination port: Cape, South Africa
Passenger destination: Cape, South Africa
Date of Birth: 1908 (calculated from age)
Age: 39
Marital status: Married
Sex: Female
Occupation:
Passenger recorded on: Page 15 of 23
The following people with the same last name travelled on this voyage: -
Mrs KING Page 15 of 23
Mr D S KING Page 15 of 23
Ship: CAPETOWN CASTLE
Official Number: 166402
Master's name: Capt J C Brown
Steamship Line: Union-Castle Mail Steamship Coy Ltd
Where bound: South Africa
Square feet:
Registered tonnage: 16159
Passengers on voyage: 755