The blood--The hydraulic press--Household water-supply fittings--The ball-cock--The water-meter--Water-supply systems--The household filter--Gas traps--Water engines--The cream separator--The "hydro." In the concluding lecture at the same with many eminent characters in bold Roman type. The transmitter has a thick volume entitled _De la Souveraineté du Peuple_. It is to us unintelligible. The remarks on this.