With the co-operation of the Hydrographie Service the coast line and some
orientation points on shore (where applicable) could be plotted on the divisional-sheet
type B. The State Post, Telegraph and Telephone Company (P.T.T.) provides the
telephone and telegraph cable right-of-way data for these same type B sheets.
The correct position and elevation with respect to the sea floor of the drilling sites
are laid down in the 'Mijnreglement continentaal plat 1967' (Mining regulations
Fig. 2. The Status of mapping for the various divisional map-series. The letters B, C D and E refer
to table A. Divisional maps O and A have been completed.
280 F.N A G. Geograßsch Tijdsehnft VI (19721 Nr. 3
