Ragnar Thillesen entered Canada as noted below:

Immigration Records (1925-1935)
Item Display
Surname: Thillesen
Given Name: Ragnar
Age: 25
Sex: M
Nationality: Nor
Date of Arrival: 1927/04/11 (YYYY/MM/DD)
Port of Arrival: Halifax
Ship: HELLIG OLAV, Scandinavian American
Reference: RG76 - IMMIGRATION, series C-1-b
Volume: 1927 volume 7
Page Number: 44
Microfilm reel: T-14809

His father, Thille Thillesen's delaration of Intent states that son Ragnar born 18 Nov 1902 Oslo Norway is living with him in California in 1929.

Ragnar's passenger list to New Orleans from Puerto Cabezas, Nicaragua in 1937 indicates that Ragnar is a mining engineer with his last address given as Winnipeg, Manitoba. He may have been in Nicaragua for business purposes. It is possible that Ragnar visited his father in California on his way back to Canada.

New Orleans, Passenger Lists, 1813-1945 about Ragnar Thillesen
Name: Ragnar Thillesen
Arrival Date: 8 Nov 1937
Port of Arrival: New Orleans, Louisiana
Age: 35
Birth Date: abt 1902
Birth Place: Norway,Oslo
Gender: Male
Port of Departure: Puerto Cabezas, Nicaragua
Ship Name: Contessa
Last Residence: Canada
Race: Scandinavian
Friend's Name: T Thillesen