Napier Crookenden was born on August 31, 1915, in Cheshire, England, UK.
By using The Napier's rule
Sir George Napier
Napier's bones, used for calculating products and quotients of numbers was also called Rabdology. Napier first published his method in 1617.
John Napier was famous for his work with logarithms.
logarithmic device called as napier bones
Napier Crookenden died on October 31, 2002, in Edenbridge, Kent, England, UK.
Isaac Crookenden has written: 'Story of Morella de Alto' 'The skeleton'
Montague Napier was born in 1870.
Priscilla Napier was born in 1908.
Walter Napier was born in 1875.
Jim Napier was born in 1938.
Richard Napier was born in 1559.
Bill Napier was born in 1940.
George Napier was born in 1751.
Mellis Napier was born in 1882.
Guy Napier was born in 1884.
Elma Napier was born in 1892.