Minolta Di151 Manual page 11

Introduction
Width and Length
Whenever paper dimensions are specified in this manual, the first value
always refers to the width of the paper (side A) and the second to the
length (side B).
Lengthwise and Crosswise
If side A of the paper format is shorter than side B, this is referred to as
lengthwise.
If side A of the paper format is longer than side B, this is referred to as
crosswise.
21 x 29.7 cm
Di151
21 x 29.7 cm
Width of the paper
(side A)
Lengthwise
Length of the paper
(side B)
29.7 x 21 cm
Crosswise
1
1-7