Don't recall reading about decimal time before, "Days were 10 hours long and hours were made up of 100 minutes. A minute lasted 100 seconds. "
N. also rolled back the metric system.
Système Usuel: In France, 1812 – 1839, a system of weights and measures was introduced to satisfy public resistance to the adoption of the metric system. This process began as early as 1800 with a decree by First Consul Napoleon, it permitted the substitution of the names of traditional units for the names of a number of metric units and decimal multiples and submultiples.
Pouce = 2.77 cm = 1.09 inches.
28 pouces = 30.5 inches
18 pouces = 19.6 inches