Page:The practice of typography; correct composition; a treatise on spelling, abbreviations, the compounding and division of words, the proper use of figures and nummerals by De Vinne, Theodore Low, 1828-1914.djvu/217



The composition of capital letters only, which are generally twice as high and twice as wide as the round letters of the lower-case series, needs spaces twice as wide as those between lower-case words, and leads twice as thick as those between lowercase lines. The en quadrat is the least permissible space between words set in capitals; two three-toem spaces are better, but the em quadrat may be allowed in a head-line of two-line letter when it is surrounded by much open space.

Capital letters in all lines of large display often require unequal spacing, for characters like A, Y, L, J, P, V, W are of irregular form, and when two