Zustand: New. Depicts the Royal Mail steamship routes that carried the majority of the UK's international mail during the 1930s, framed by some illustrations of the transport links through which the post would pass. Series: Old House. Num Pages: colour. BIC Classification: 1DBK; HBJD1; HBTM; KNTT. Category: (G) General (US: Trade). Dimension: 151 x 212 x 6. Weight in Grams: 108. New. 2012. Sheet map. . . . .