Chapter VI: ENGINEERING.--An Investigation into the Internal Stresses

Occurring in Cast Iron and Steel.--By General NICHOLAS
KALAKOUTZKY.--First installment of an elaborate paper,
giving theoretical and experimental examination of this
subject. 2 illustrations. 10105

Hargreaves' Thermo-Motor.--A new caloric engine.--Its
construction, theory, and cylinder diagrams.
6 illustrations. 10104

The Compound Steam Turbine.--A description and discussion
of this motor, in which a series of forty-five turbines are
acted on by the current of steam. 2 illustrations. 10103