Chapter II: ENGINEERING AND MECHANICS.--Petroleum as a Fuel in

Locomotive Engines.--By THOMAS URQUHART.--Spray
injector.--Driving locomotives.--Storage of petroleum.

Improved Gas Light Buoy.--2 figures.

Project for a Roadstead at Havre.--With map and views of
different breakwaters.

Improved Catch Basin.--2 figures.

Water Power with High Pressures and Wrought Iron Water
Pipe.--By HAMILTON SMITH, JR.--Methods of conducting water
and transmitting power.--Texas Creek pipe and aqueduct.--4
figures.

Parachute Hydraulic Motor.

Improved Shafting Lathe.--1 figure.

Power Straightening Machine.--1 figure.

Hydraulic Mining in California.--By GEO. O'BRIEN.