The decimal system is the best adapted to facilitate all such calculations; and it becomes an interesting question to consider whether our own currency might not be converted into one Decimally divided.
"On the Economy of Machinery and Manufactures"
Charles Babbage
Slaked lime from the gas works, expressed Decimally, with hair felt as unity, 0.48; coal ashes, 0.345; coke, only 0.277, the same as used for fuel; two inches of air space, only 0.136, which dashes a great many people's hopes, and is as interesting as any part of the data; two inches of asbestos, 0.363; two inches of Western coke, about the same as the other coke; two inches of gas house charcoal, 0.47. These are very interesting, particularly so this matter of an air space.
"Modern Machine-Shop Practice, Volumes I and II"
Joshua Rose
These ratios expressed Decimally are .
"A Plan for Securing Observations of the Variable Stars"
E. C. Pickering