I would put the headers in the same way as they are in the existing logos, as an example the Belgian Logo:
0 ~Belgian Railways Logo Foreground
0 Name: s\191915sbea.dat
0 Author: Gerald Lasser []
0 !LICENSE Redistributable under CCAL version 2.0 : see CAreadme.txt
...
0 ~Belgian Railways Logo Background
0 Name: s\191915sbeb.dat
0 Author: Gerald Lasser []
0 !LICENSE Redistributable under CCAL version 2.0 : see CAreadme.txt
...
0 ~Belgian Railways Logo White
0 Name: s\191915sbe.dat
0 Author: Gerald Lasser []
0 !LICENSE Redistributable under CCAL version 2.0 : see CAreadme.txt
...
Gerald
0 ~Belgian Railways Logo Foreground
0 Name: s\191915sbea.dat
0 Author: Gerald Lasser []
0 !LICENSE Redistributable under CCAL version 2.0 : see CAreadme.txt
...
0 ~Belgian Railways Logo Background
0 Name: s\191915sbeb.dat
0 Author: Gerald Lasser []
0 !LICENSE Redistributable under CCAL version 2.0 : see CAreadme.txt
...
0 ~Belgian Railways Logo White
0 Name: s\191915sbe.dat
0 Author: Gerald Lasser []
0 !LICENSE Redistributable under CCAL version 2.0 : see CAreadme.txt
...
Gerald