Labels Milestones
Back^ i ^ i ^ Normally the mid surdos.
^ i ^ i ^ Normally the mid surdos.
row_2 = row_1 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_4 = row_3 + vertical_space/7; row_4 = working_increment*3 + row_1; //special-case the top surface of the hole smaller.