Commercial image-setting equipment will normally be at least twice that resolution. Common fonts such as Times or Helvetica should be used. The font Carta may be used for symbols. If other fonts are needed, a copy of the font file in postscript should be included with the figures. Type sizes below 6 point should not be used.
More classes make recognition of the symbology difficult.
Screens will be printed with a resolution of 133 lines per inch. If layers are used in an illustration, type should be on the top layer, followed by point symbols, line work, and area symbols. Authors wishing to include color prints will be asked to subsidize the cost of printing, and the estimated cost will be quoted by the Director of Publications on request. The Professional Geographer, initially a publication of the American Society for Professional Geographers, became a journal of the Association of American Geographers in 1949. It publishes articles of modest length, emphasizing empirical research, case studies, and methodological innovations as well as book reviews.