Columbia subject headings:
Harvard subject headings:
Canada--Emigration and immigration.
Komagatamaru (Ship)
Punjab (India)--Emigration and immigration.
Sikh diaspora--History.
Sikhs--Migrations
Princeton subject headings:
Canada--Emigration and immigration.
Komagatamaru (Ship)
Punjab (India)--Emigration and immigration.
Sikh diaspora--History.
Sikhs--Migrations.