William Aspdin died in 1864.
William Aspdin was born in 1815.
Joseph Aspdin died in 1855.
Joseph Aspdin was born in 1778.
cement
Joseph Aspdin in 1824
By Joseph Aspdin in 1824. Concrete was invented in 1849 by Joseph Monier.
Because he was originally born in portland in 1356 so he called it that
how did william blount
William How died in 1897.
In 1824, Joseph Aspdin, a bricklayer and mason in Leeds, England, took out a patent on a hydraulic cement that he called portland cement because its color resembled the stone quarried on the Isle of Portland off the British coast. Aspdin's method involved the careful proportioning of limestone and clay, pulverizing them, and burning the mixture into clinker, which was then ground into finished cement.
He didn't die. He's still alive
William A. Anderson died in 1954.