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FAA-Terminal Area Chart Baltimore-Washington from 2011. Like the VFR sectional charts that they complement, terminal area charts depict topographic features and other information of interest to aviators flying visually, including major landmarks, terrain elevations, visual navigation routes, ground-based navigation aids, airports, rivers, cities, and airspace boundaries.
The first sectional chart was published in 1930; in 1937 the full series of the lower 48 states was completed. These early sectional charts were smaller (most covered two degrees of latitude and six of longitude) with the map on one side; after 1950 the legend and index to adjoining charts was on the reverse.
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The PDF format is widely accepted and is considered the de facto standard for printable documents on the web. This means that users do not require the any proprietary plug-in to read geospatial PDFs created following the PDF 1.7 specification, which was published as ISO 32000-1 standard . [ 3 ]
This is a route-map template for Grand Central Terminal, a New York City train station.. For a key to symbols, see {{railway line legend}}.; For information on using this template, see Template:Routemap.
The other option is to store the location and style of each label in the map data, just like the rest of the map; this is typically called annotation. [21] Text can be modeled as a Geometric primitive , like points, lines, and polygons, and in graphics software , it is stored in the map document in the same way as other geometry, allowing for ...
For example, New York City, Vienna, Berlin, Paris, or Tokyo must show up on country maps because they are high-priority labels. Once those are placed, the cartographer places the next most important class of labels, for example major roads, rivers, and other large cities.
Optional. If given, specifies a font size for the labels. For example, |font-size=85% displays labels in a smaller font size. If omitted, font size will inherit from surrounding content. |font-size= can also be set on each individual {{image label}} to adjust the font size for that label.