Forty thousand years ago, by the caves of Lascaux, our ancestors made lamps of animal fat puddled in hollowed-out stone.
Adela Valdez made lamps in a factory at the back of a lighting store on Canal Street in Manhattan.
Above the dining-room fireplace was a gilt-framed mirror that their mother had found in a junk shop and repaired; she had also made lamps out of old glass demijohns and pottery bottles, with her own silk shades.
A small gallery displays the quirky abstract sculptures he called "Lunars" that, rigged out with light bulbs in odd places, made lamps of a fine, goofy sci-fi quality that must have seemed off the wall in 1943.
Though best known as a furniture designer, Mr. Stickley was also a businessman who, often in collaboration with other designers, made lamps, ceiling lights, metalwork and other kinds of interior furnishings.
His vendors then made lamps out of the artifacts.
Accumulations from these seeps, called rock oil, were used commercially in the 19th century to make lamp oil by simple distillation.
Instability of RNA makes LAMP more appropriate for application in protein targets.
Lower cost, quickness, simplicity, specificity, and sensitivity make LAMP a powerful alternative for PCR in the field of molecular diagnosis, especially in developing countries.
There is also a small cottage industry that makes jewelry out of ganoid scales, and tans gar hides to produce leather for making lamp shades, purses, and a host of novelty items.
This increased sensitivity makes LAMP a better choice than PCR for the detection of T. asahii in cases where lower fungal concentrations are expected.
