indention

But a wrong letter, a space in the wrong place, a wrong indention, a wrong punctuation mark, was an error that cost a ten "word" penalty against the total score.

From Time Magazine Archive

This indention of the margin and the incomplete line at the end mark the visible limits of the paragraph.

From English: Composition and Literature by W. F. (William Franklin) Webster

The indention of the first line catches the eye of the reader and notifies him silently to stop for a summary of his impressions before starting a somewhat different phase of the story.

From News Writing The Gathering , Handling and Writing of News Stories by M. Lyle (Matthew Lyle) Spencer

When quotation marks occur at the beginning of a line of poetry, they should go back into the indention space.

From Punctuation A Primer of Information about the Marks of Punctuation and their Use Both Grammatically and Typographically by Frederick W. (Frederick William) Hamilton

Quotation marks, indention, smaller type, or any of the marks which distinguish quoted matter are sufficient.

From The Uses of Italic A Primer of Information Regarding the Origin and Uses of Italic Letters by Frederick W. (Frederick William) Hamilton