As one might expect, that inventor extraordinaire Thomas Alva Edison began developing a generator-powered electric locomotive at his laboratory at Menlo Park, New Jersey, during the 1880s, operating an engine with a belt drive pulling two cars at 40 miles per hour over 1,400 feet of track he had built.
What influenced Robertson's art?
Robertson painted miniature portraits and landscapes, influenced by William Sawrey Gilpin. He engraved, and among his works are some topographical engravings. Archibald and Alexander collaborated on the engravings and other works. Alexander taught painting and drawing.
When did Robert Davidson become an artist?
Robert first learned carving from his grandfather, Robert Davidson, Sr. In 1966 he apprenticed to Bill Reid and the next year followed him to the Vancouver School of Art.16 Dec 2013
What First Nation is Robert Davidson?
Robert Davidson is one of Canada's most respected and important contemporary artists. Of Haida descent, he is a master carver of totem poles and masks and works in a variety of media as a printmaker, painter, and jeweler.
How old is Robertson?
75 years
Where was Robertson born?
Glasgow, United Kingdom
Who influenced Robert Davidson?
Reid's creations, including the large-scale sculptures that would become his most famous, were profoundly influenced by the work of the legendary 19th-century Haida carver Charles Edenshaw—Davidson's great-grandfather.14 Nov 2013
What countries use Robertson screws?
Although the Robertson screw is most popular in Canada, it is used extensively in boat building because it tends not to slip and damage material, it can be used with one hand, and it is much easier to remove/replace after weathering.
Why was the Robertson screw invented?
He was demonstrating a spring-loaded screwdriver when the blade slipped from the screw-slot and badly cut his hand. The incident inspired him, so he decided to invent an improved and safer screw The Robertson® Drive. P.L Robertson always looked for a better way of doing things and enjoyed working on new innovations.
Why are there no Robertson screws in America?
Robertson drive are about the same torque as flat but stay in the screw. They are more expensive than flat and Philips and are a Canadian patent so are not very common in the USA.
Who invented the screwdriver?
Henry Frank Phillips (June 4, 1889 ) was an American businessman from Portland, Oregon. The Phillips-head ("crosshead") screw and screwdriver are named after him.
What inspired Robert Davidson?
His inspiration was to give his elders a chance to celebrate culture in a way they had not been able to in their lifetimes. Davidson was born November 4, 1946 to a particularly notable family of artists. Robert began carving at the age of 13 when his father insisted he carry on the family artistic tradition.