he
bottom of the page, and interrupts the processing of running text 3
picas (the FOOTER_GAP) above that (again, visually approx. 1 inch).
However, if you give mom a literal bottom margin (with
<a href="typesetting.html#b-margin">B_MARGIN</a>),
she ignores the FOOTER_GAP and interrupts the processing of running
text at whatever bottom margin you give.
</p>

<p>
If mom is paginating your document (she does, by default, at the
bottom of each page), the vertical spacing and placement of page
numbers, whether a