#21. Oct. 31, 1926. Herradura 
Water sample: Density 1022, temp. 20.°3 C. Rising tide, 4.00 p.m. 
Water temp, from pool 19° C. near water's edge. Water so fresh that men were 
washing clothes in those particular pools, running water. 
Just beyond Morro Solar. One bottle of algae from freshwater pool. 
Other bottle in fxsxt part from salt pool. Saved bottle from fresh pool 
especially because I inadvertently mixed other bottle. 
# 
#22. Nov. 1 , 1926 . San Lorenzo Id., Callao Bay, 2nd point to left of Naval 
Base, looking cityward. Temp, of water in tide puddle 18° C., density 1026.25 
at 12 noon, temp. 20.°2 C., rising tide. 
