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These are the slides for Bahill's OLLI Fall 2019 course entitled Ancient Mysteries: Maps and Portolan Charts. This is a debug line inserted August 24 at 2 PM and at 2:34 PM

Here is the
syllabus for the class.

Here are the slides that will be presented.
PortolanChartsPart1 These file are big. They may take many minutes to download.

Here are the papers that we will discuss.
Tony Campbell's 1987 tome.
Joaquim Gaspar's recent paper.
Distance Between Two Cities.

This site belongs to Terry Bahill: (520) 742-5469. The last major change was made on August 24, 2019.