Current Bid:
$5.00
Minimum Bid:
$5.00
Buyer's Premium: 16% will be added to the final price. A 3% cash discount reduces the buyer's premium to 13% when paying in cash.
This vintage slide rule dates back to the mid-20th century and is accompanied by its original leather carrying case embossed with the name Bill Loeber. The slide rule measures approximately 30 cm (12 inches) in length, making it a standard size for precise mathematical calculations. The lot also includes a detailed instruction manual titled 'INSTRUCTIONS for using a SLIDE RULE', which provides guidance on multiplication, division, reciprocal values, squares, cubes, extraction of square roots and cube roots, as well as perimeter or area calculations. This classic analog calculator is perfect for collectors, educators, or enthusiasts of vintage mathematical instruments.