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'
Walter Napier was born in 1875.
Jim Napier was born in 1938.
Montague Napier was born in 1870.
Samuel Napier was born in 1837.
Richard Napier was born in 1559.
George Napier was born in 1751.
Graham Napier was born in 1980.
Trevylyan Napier was born in 1867.
Elma Napier was born in 1892.
Mellis Napier was born in 1882.