Owing to their lack of striking appearance and commanding quality they are not used for emphasis.

Display and emphasis it will be remembered are the two principal uses of the full capital.
Small capitals are used more for variety than for display.

They are commonly used for: Side heads Running titles Catch lines of title pages when particular display is not desired.
They are sometimes used for the first word after a blank line, especially for the first word of a new chapter.
Long quotations of poetry are often printed with the first word in small capitals.

In this, as in the preceding case, the whole word is printed in small capitals except the first letter which is a full capital.
Proper names standing at the beginning of a chapter, occasionally even of a paragraph, are sometimes spelled in capitals or small capitals.

If small capitals are used the initials of the name are put in full capitals.
Until within a comparatively short time tables of contents were often set in small capitals.