The MODE called with the parameter co#,# to set the window height and width command accepts any combination of lines and columns as long as the the formula "lines x columns" does not exceed 8192.
Example:
mode co70,112 mode co160,51
You do not have to use the co, e.g
mode co160,51
is the same as
mode 160,51
Source: Found in a message in a public news group