Lower : 
€ 
% 
N side: only fragments of aioe teen left (foto) - 
very little Leptotrema left / 
95% clean (foto 
green alga invading in left crack _ 
Upper : 
N side: clean 
side: 1% Chiodecton left 
sides: more or less clean~ 
Mon, 8 
Lower: clean 
Upper: some white shadows on §S side, 
ite weathering in surcos a eyluowe eee 
+Mrr. te am Bas yl. a 
ys yor. 
Mon 13: Green alga on nose gone; white weathering in drainage surcos 
Vath $d 3 Updaids | (frt,) 
zoomorpho P 
edge above t ) Os cillatoria returning ~ ahs Myl, 26); 
foergs Es 
some dull green, few streaks Oscillatoria 
a “ 
Altar P: Dead Trentepohlia on N side, 
