RMS Andes

Royal Mail Lines · launched 1939 · Ship Guide

Overview

RMS Andes (launched 1939) was built for Royal Mail Lines as a modern, fast passenger liner designed for the long South America run. Her intended peacetime role was the company’s premier service between Southampton and the River Plate—typically routing via Rio de Janeiro to Buenos Aires. The timing of her completion, however, placed her immediately into wartime government service.

From late 1939 through 1947, Andes is most consistently described in sources as an Admiralty-controlled troop ship. After the war she returned to Royal Mail, was refitted, and entered civilian liner service in 1948 on the South America route. In the late 1950s she transitioned toward cruising, and in the 1960s she became closely associated with cruise voyages rather than scheduled liner work.

Evidence-first note: “Andes” is a repeated ship name in British merchant shipping. This guide is for the Royal Mail Lines turbine ship launched 7 March 1939 (often indexed as “RMS Andes (1939)”). When cataloging memorabilia, record the year and operator to prevent name-based misattribution.

Key Facts

Name
RMS Andes
Owner / operator (as built)
Royal Mail Lines (Royal Mail Steam Packet Co. group)
Type
Ocean liner (later troop ship and cruise ship)
Builder
Harland & Wolff, Belfast (yard no. commonly cited: 1005)
Ordered
1937 (commonly cited)
Laid down
17 June 1937 (commonly cited)
Launched
7 March 1939
Completed
24 September 1939 (commonly cited)
Maiden voyage (as completed)
26 September 1939 (commonly cited)
Troop ship period
Admiralty service from late 1939 to 1947 (commonly cited)
Primary liner route (postwar)
Southampton ↔ Rio de Janeiro ↔ Buenos Aires (1948–59, commonly cited)
Length
643.3 ft (between perpendiculars; commonly cited)
Beam
83.5 ft (commonly cited)
Propulsion
Steam turbines (often described as 6 turbines) · twin screws
Speed (reported)
Approx. 21 knots service; up to ~24 knots max (as built; commonly cited)
Later career
Converted toward cruising in 1959–60; cruise service through the 1960s (commonly cited)
Out of service
4 May 1971 (commonly cited)
Fate
Scrapped at Ghent, 1971 (commonly cited)

Service Context

Andes belongs to a late “dual-purpose” design moment: built with a scheduled South America route in mind, but sized and powered in a way that made her adaptable to long-distance troop lift and, later, to cruising. After her postwar return, Royal Mail Lines positioned her on the prestige South America run—where refrigerated cargo capability and long-endurance planning mattered alongside passenger accommodation.

Curatorial cue: for South America liners, printed material often foregrounds the route (“Southampton–Rio–Buenos Aires”) and the company brand. The ship name may appear in smaller type. Don’t assume a “Royal Mail Lines” piece is automatically Andes-specific without ship naming.

Wartime Troopship Career

Wartime conversion compresses the collecting footprint. Passenger-facing ephemera largely disappears; the ship’s paper trail shifts toward movement records, photo captions, and postwar summaries. For Andes, the safest “ship-specific” collecting targets are items that explicitly name her (troopship menus, dated photographs with clear provenance, official souvenirs, or documents that include hull name and date).

Interpretive restraint: troopship claims, passenger/troop capacities, and anecdotal “fastest crossing” stories can be repeated and embellished. Treat these as leads unless you can tie them to a dated primary record.

Postwar Liner Work & Cruising

From 1948, Andes re-enters the “classic” collecting zone: sailing lists, brochures, tickets, luggage labels, onboard stationery, menus, deck plans, and route advertising for South America. In 1959–60 her identity shifts again as she is increasingly presented as a cruise ship—often visually marked by a lighter (commonly white) hull presentation in later imagery and brochures.

Collecting Notes

Practical, evidence-first ways to catalog RMS Andes (1939) material:

Evidence-first ship guide

Sources (Selected)

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