Trippensee Planetarium Company, A School Tellurium, Detroit, Michigan. ca. 1830’s 04_19_23 This one extends further east

This one extends further east than the BnF copy

eventually heading to what is now Kansas to find the supposedly rich city of Quivira

the Hudson's Bay Company was reporting that the expedition would likely increase the U

the 1840s was the boom decade of the Oregon Trail

rather than topography and roads

Trippensee Planetarium Company, A School Tellurium, Detroit, Michigan. ca. 1830’s 04_19_23 This one extends further eastTrippensee Planetarium CompanyA School Tellurium The tellurium based around a turned wooden pilk, surmounted by an inch brass ball (representing the sun), with a small plaster planet (Mars) on a wire. Extending out from the pillar, an arm with metal tag with makers name. At the end of the arm is a 3 inch Rand McNally globe, and plaster moon ball, the planets all connected by chain gearing so that as the arm moves the planets rotate. Detroit, Michigan.