The most common process of this is to sight the sun at noon to find the latitude of one's location. Shinny brass sextant. Glass optics for a clear view (not plastic lenses) sextant look like a tool.
EGG PRESERVATION PAIL VINTAGE WW11 MEMORABILIA interior designer
Vintage Mid Century Brass Coat Hat Rack Railroad Pop Art Brass Strings Modernist
Vintage Indian Solid Brass Pin Dishes x3 Set Small Collectable Brass Bowls 7.5cm
Vintage Indian Solid Brass Pin Dishes x3 Collectable Brass Bowls 7.5cm
Collection Of Vintage Reclaimed Decorative Brass Furnature Adornments
