At some point during our primary school careers, most of us probably constructed a simple compass, often by floating a ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Edward S. Ritchie of Boston developed the first successful liquid compass in 1862 and introduced several improvements ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Liquid nautical compass with a brass ...

In a world filled with modern navigation tools, there is still a place where the humble compass can be used. Knowing how to make a compass, and teaching others how to make one, serves to develop a ...