Sallonika front is all I know in the moment. I will email you larger image if this mean anything for you 
It's agood idea but we have to search because in Sallonka there were the following French Escadrilles :
501, 502 (no Spad's), 503 (no Spad's), 506, 522 (no Spad's), 523, 524 (no Spad's) ;
At Mikra : 510 (no Spad's) and also 524 ;
At "Camp Alladini" : 504 (no Spad's), 505 (no Spad's), 507, 523 ;
At "Camp de Sédès" : 521 (no Spad's) and 525 (no Spad's).
Cheers,
Jicehem