Trippensee Planetarium Company, A School Tellurium, Detroit, Michigan. ca. 1830’s 04_19_23 and ancient ruins

and ancient ruins

Brown Thrush June 18th 1834 Turdus Rufus Linn & Wilson

the 1840s was the boom decade of the Oregon Trail

Plate size: 6

Trippensee Planetarium Company, A School Tellurium, Detroit, Michigan. ca. 1830’s 04_19_23 and ancient ruinsTrippensee 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.