Special man-made feature - circle 539
See Also...540 ISOM Index
Man-made features index
539 Special man-made feature
Special man-made features are shown with this symbol.
The definition of the symbol must be given in the map legend.
Line width 0.16mm
ISOM 1990 Definition
As ISOM 2000 but line width was 0.175mm
ISOM number changed from 541 to 539.
Defined as line symbol 539.0. A point symbol can be drawn with any tool.
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Produced for the Ashby Mapping internet site on 20 November 1997 and 1 December
1999 ©1997-2000 Ashby Mapping
Revised 28 December 1999, 23 March 2000