 set key -4, .003;
plot [-4:1.2] [-.005:0.003] "engineering_1d.spd" using 1:2 with points ps 5, "test_data.spd" using 1:2 with linespoints ps 1, "test_data.spd" using 1:3 with linespoints ps 1, "test_data.spd" using 1:4 with linespoints ps 1, "test_data.spd" using 1:5 with linespoints ps 1, "test_data.spd" using 1:6 with linespoints ps 1, "test_data.spd" using 1:6 with linespoints ps 1, "test_data.spd" using 1:7 with linespoints ps 1, "test_data.spd" using 1:8 with linespoints ps 1
