Brother HL-1800 series - Manual (Page 21)

CHAPTER 1 ABOUT THIS PRINTER
1-11
! Macintosh Driver
In Page Attributes,
select the Paper size,
Orientation and
Scaling.
In General, select the
number of Copies and
Paper Source.
In Layout, select the
Pages per sheet, Layout
direction and Border.
Select Print on Both Sides
if you want this to be a
two-sided document.