Chapter II.--Fitting-up 56
The Bottom--Rocks, Arches, and Caves--The Water--Artificial Sea Water--Marine Salts--Management of Artificial Water-- Caution to the Uninitiated--Filtering.
The Bottom--Rocks, Arches, and Caves--The Water--Artificial Sea Water--Marine Salts--Management of Artificial Water-- Caution to the Uninitiated--Filtering.