(A guest post by Jonathan Luysterborghs) This is the rewrite of his original article "Four Companions, a Traveler, and a Tourist: An Introduction to Seth Thomas Travel Timepieces." It provides a more detailed description of the evolution of the Companion's mechanical components based upon analysis...
Seth Thomas Companion
The four Companion travel time pieces in my Seth Thomas pocket watch collection each added a different dimension of progress toward a better understanding of this unique product manufactured by.