Chemical, Torsion
Equipment

Balance Chemical Torsion

BALANCE, Chemical, Torsion—Capacity, 4½ kg. or 10 pounds. Sensitiveness, 1/6 gram or 2½ grains. With nickel plated brass pans, 9 inches in diameter. Finished in

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BALANCE, Pulp
Equipment

Pulp and Bullion Balances and Scales

BALANCE, Pulp—For weighing ore, bullion and pulp samples, etc., for analysis. Rigidly constructed. Brass beam. Beam release of standard eccentric type. Gold plated steel knife edges

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Assay Keller
Equipment

Analytical Assays Balances

BALANCES, Assay, Keller Type 38—A high grade parts gold plated. SPECIFICATIONS: Capacity: 2 grams. Knife edges and bearings: Agate. Sensitiveness: 1/200 mg. Indicator deviates 2 in dex

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Abandoned Mines

This information system forms a World Map of Abandoned Mines all around the USA.  Zoom in/out and click on a “metal dot” of your choice to view the

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