Figure 7.1. SYMAP. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.

Figure 7. 2. Screenshot of a browse page on David Rumsey’s website Figure 7.2. Screenshot of a browse page on David Rumsey’s website. From www.­davidrumsey.com. Reprinted by permission. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.

Figure 7.3. Google Map. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.

Figure 7.4. Google Moon. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.

Figure 7.5. GPS segments. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.

Figure 7.6. Automobile GPS unit. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.

Figure 7.7. GPS for hiking. From The World of Maps, by Judith A. Tyner. Copyright 2015 by The Guilford Press.