Grudziądz tram line nr 1
<p>Legend:     
</p>
<ul><li><span style="color:red">━━━</span>  Primary lines</li>
<li><span style="color:blue">━━━</span>  Secondary lines</li>
<li><span style="color:black">━━━</span>  Tertiary lines</li></ul>
<a href="//commons.wikimedia.org/wiki/User:Szczecinolog" title="User:Szczecinolog">Szczecinolog</a>
CC BY-SA 3.0
<p>Own work based on: <a rel="nofollow" class="external free" href="http://sharemap.org/public/Grudzi%C4%85dz_tram_line_nr_1">http://sharemap.org/public/Grudziądz_tram_line_nr_1</a>
Geospatial data sources: 
</p>
<ul><li>Open Street Map Data (ODbL) - <a rel="nofollow" class="external free" href="https://www.openstreetmap.org/copyright">http://www.openstreetmap.org/copyright</a></li>
<li>NORTAD - <a rel="nofollow" class="external free" href="http://www.bts.gov/publications/north_american_transportation_atlas_data/">http://www.bts.gov/publications/north_american_transportation_atlas_data/</a></li>
<li>Natural Earth - <a rel="nofollow" class="external free" href="http://www.naturalearthdata.com/">http://www.naturalearthdata.com/</a><i></i></li></ul>