"SITMAR" Line History and Ephemera
Società Italiana Trasporti Marittimi S. p. A. or Sitmar Line was an Italian shipping company founded by Alexandre Vlasov (1880-1961). In 1928 Alexandre Vlasov chartered his first vessel, named after his son Boris. The Società Italiana Trasporti Marittimi operated from 1937 to 1988 when it was sold to P&O.

1956-09-01 Passage Contract - Le Havre to New York
- Date of Purchase / Voyage: 1 September 1956
- Steamship Line: SITMAR Line (Societa Italiana Trasporti Marittimi S.p.A.)
- Steamship: SS Castel Felice
- Route: Le Havre to New York
- Ticket Type: Passage Contract
- Voyage Class: Tourist Class
- Name on Contract: Charles BUTLER
- Etnicity of Passenger(s): Unknown
- Contract Terms: Transcribed
- Cost of Ticket: $195.00 / $1,860.00 USD in 2020