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559 items
Resistance Box
Made in Berlin. 3694 Int Ohm richtig bei 20 degrees C Manganin. Side plate says U of W 47 A1062.
4-inch Section Trans-Continental Cable
Transcontinental telephone cable containing 560 copper wires.This aerial cable required an attached steel cable for support.
Meteorite "Charlevoix"
Origin: Charlevoix, Quebec
Catalog Number: C16
Sample Weight: 524.3 g
Not a meteorite, but a rock showing shattercone structure, which is evidence of a giant meteorite impact. Crater is 35 miles in diameter and is estimated to be 325 mil. years old. No meteorite fragments have been found.
Acquired from Tiara Observatory
Meteorite "Owasco"
Origin: Owasco, NE
Catalog Number: H441.29
Sample Weight: 531.6 g
Type: Aerolite
Complete slice from an individual with some fusion crust showing. Surface has been polished to reveal the chondrules structure on its surface and the pattern of Ni-Fe grains and Fe-S grains (brassy color).
Acquired from Tiara Observatory
