...c)1.1
  Unfortunately, s was already taken to mean ``south''.

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... plot 1.2
  However, it is suppressed when a 3-D perspective view is selected.

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... choice 1.3
  Upper case character code expects map width while lower case character code expects map scale.

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... mode 1.4
  For historical reasons (and to maintain backwards compatibility), the GMT Default is Landscape, see gmtdefaults to change this.

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... plots 1.5
  This ensures that boundary annotations do not fall off the page.

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... database 1.6
  See Wessel and Smith [1996].

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... inch)2.1
  PostScript definition. In the typesetting industry a slighly different definition of point (1/72.27 inch) is used.

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...tbl:surface 3.1
  The -A option is necessary for geographic grids since x_inc shrinks with latitude. Rule of thumb: set aspect = cosine of the average latitude.

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