I still had my friendly celluloid and wood slide rule
, although the cardboard box was no longer in a condition to hold it.
Thus, Paul Scott's "back to the future" look at making and using slide rules
as an introduction to discovering e may spark many memories.
Now the only time you see a slide rule
is when you visit a museum.
According to the manufacturer: "This battery-powered device is like a fast, extremely accurate electronic slide rule
, with a solid state memory similar to those in computers, and it only costs $395.
Zeneca Pharmaceuticals, which markets tamoxifen (Nolvadex), has developed a calculator, slide rule
, computer disk, and telephone hot line to help physicians gather information from their patients about their personal and family history.
However, 30 years ago the slide rule
was also a favorite tool of most of those peole.
The HP-35, named for its 35 keys, performed all the functions of the slide rule
to 10-digit precision and could determine the decimal point or power-of-10 exponent through a full 200-decade range.
The first calculator that could duplicate all the functions of a slide rule
was the Hewlett-Packard HP-35, which was released in 1972.
Generations of students struggled with tables of logarithms, and thought it was a miracle when the slide rule
Members of the UK slide Rule
Circle, have booked the Holiday Inn for their annual meeting of collectors and researchers on September 20.
Robert Connor's men were flying after only seven minutes when veteran Jerome Vareille side-footed the ball home from 10 yards after a slide rule
pass from skipper Raymond Logan.
That goal arrived after former Scotland Under-21 skipper Jamie McCunnie had sliced open the Bairns defence with a slide rule
pass for Willie Boland, whose cross was sent home by Jerome.