ALEXANDER GLEASON - My invention has reference to certain mechanical devices and geographical illustrations, to be used on a flat circular map of the world, and will be fully and clearly hereinafter described and claimed, reference being had to the accompanying drawings, in which- Figure 1 represents a flat circular map of the world, showing the outlines of the several continents, some of the larger islands, the indicating arms and other matter which will be more clearly hereinafter shown. Fig. 2 is a vertical central sectional elevation through a small central portion of the map, showing a portion of the indicating arms and the construction of the parts by which they are secured movably together and the two to the map.

A represents the map proper which is circular in form, and flat; having twenty four radiating or meridian lines, B, extending from the center to the circumference. 🍿🐸

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