SA Supplements

September 1877

Volume 4, Issue 87supp

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Features

The Pennsylvania Railroad Stock Yards and Abattoir

Continuous Girders

Design for a Truss Bridge

Jno. H. Snyder

Natural Gas at Sacramento

“Potential” Energy

S. Tolver Preston

New Ventilating Apparatus

Friction of Pitch

New Vertical Engine and Boiler

Steam Excavating Machine

Straw and Coal Burning Engine

The “ Aita “ Leveling Apparatus

Henry Ecroyd

French Torpedo Experiments

Improved Steam Pump

The Elasticity and Density of Vapors

Experiments on the Maximum Elasticity and Density of Vapors. *

Mr. Alex. Morton

The Clock Maker's Hand Turning Tool

A Police Shelter

Improved Foot Bellows

Irisation of Glass

E. Fremy, Clemandot

Chemistry of the Barks of the Oak, Willow, and Elm

E. Johansen

How to Draw a Straight Line.*

Spongy Iron and Putrescent Organic Matter. *

Gustav Bischof

Testing Aqueous Liquids for Blood

V. Schwartz

Ostruthin

E. V. Gorup-Besanez.

New Derivative of Albuminoid Substances

P. Schutzenberger

Hydrocarbons

O. Silvestri

The Cell-Doctrine in the Light of Recent Investigations

C. Heitzmann

Origin of Bacteria

Rhinoplasty by the Taliacotian Plan

The Genesis of Nerves

Cure by the use of Spectacles

Cure for Rattlesnake Bite

J. J. Knott

Intestinal Obstruction Treated by Electricity

Treatment of Hydrophobia by Oxygen

A New Method of Curing Popliteal Aneurisms

Cure of Intussusception by Soda Water

Disease Spread by Tailors

New Reflecting Magic Lantern

J. B. Knight

Can we Transmit Power in Large Amount By Electricity? *

N. S. Keith