information about the practical use of fonts in documents intended for commercial printing;
a brief history that explains the evolutionary development of letterforms and how technology affected changes in printing; and
an approach to the design of text composition typefaces that melds the achievements of the past with current and practical applications today.
font: the complete set of characters at one size, in one style, of one typeface, within one family;
typeface: a specific style within the typeface family;
typeface family: all forms and variations comprising one design, the typeface name;
type style:a variation on the intrinsic design of the typeface family;
PostScript point:the digital type measurement unit, one seventy-second of an inch.
Example: 'Times Italic 10' is the ten-point font of the Italic typeface from the Times family.
( See Figure 2. )