0 is used after figures to indicate feet, 'is used after figures to indicate inches.'

" is used after figures to indicate lines, or twelfths of an inch. ' over syllables indicates the accent, and the short English sound of the vowel, over syllables indicates the accent, and the long, broad, open or close English sound of the vowel.

In The Metric System

The metre = 39.37 inches, or 3 feet 3.37 inches. The decimetre = 3.94 inches. The centimetre = S of an inch, or 4! lines. The millimetre = 37 of an inch, or I a line. 2 1/2 millimeters = line.

very nearly