Carte du monde au millionième. Rapport pour ... .
International 1/m map.Central Bureau, Southampton, Eng.
Southampton : Bureau Central, Ordnance Survey Office,
Title vignette (emblem of the "Carte du monde internationale") on t.-p. of each issue.
1924-51 in slipcase.
Description based on : 1949/51.
The first annual report was published in 1921; no report was published in 1922, but an index showing the progress of publication (1 sheet, 36 x 51 cm. folded to 25 cm.) was issued in that year; the second full report was published in 1923.
The first post war issue was published in 1948, and covers the years 1939-48.
1939/48 in 1 no.; 1949/51 in 1 no.