The Project Gutenberg EBook of Scientific American Supplement, No. 315,
January 14, 1882, by Various

This eBook is for the use of anyone anywhere at no cost and with
almost no restrictions whatsoever. You may copy it, give it away or
re-use it under the terms of the Project Gutenberg License included
with this eBook or online at www.gutenberg.org

Title: Scientific American Supplement, No. 315, January 14, 1882

Author: Various

Release Date: May 8, 2006 [EBook #18345]

Language: English

Character set encoding: ASCII

*** START OF THIS PROJECT GUTENBERG EBOOK SCIENTIFIC AMERICAN ***

Produced by Juliet Sutherland and the Online Distributed
Proofreading Team at www.pgdp.net

[Illustration]

SCIENTIFIC AMERICAN SUPPLEMENT NO. 315

NEW YORK, JANUARY 14, 1882.

Scientific American Supplement. Vol. XIII., No. 315.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

* * * * *

TABLE OF CONTENTS.

PAGE
I. ENGINEERING AND MECHANICS.--Watchman's Detecter. 5023

Integrating Apparatus. 5023

A Canal Boat Propelled by Air. 5023

Head Linings of Passenger Cars. 5023

Improved Mortar Mixer. 2 figures. 5023

Practical Notes on Plumbing. By J.P. DAVIES. Figs.
37 to 53. Tinning iron pipes, copper or brass work, bits,
etc.--Spirit brush.--Soldering iron to lead.--Dummies for
pipe bending.--Bends and set-offs.--Bending with water.
--Sand bending.--Bending with balls or bobbins.--Three-ball
or lead driving ball and double ball bending.--Bending with
windlass and brass ball.--Hydraulic or cup leather and ball
bending.--Bending by splitting, or split made bends.
--Pulling up bends.--Set-offs.--Bad bends.--Bad falls in
bends.--Bends made into traps or retarders.--Bends made
with the "snarling dummy." 5024

The Grossenhain Shuttle Driver. 1 figure. 5025

II. ELECTRICITY, MAGNETISM, ETC.--The Electro-Magnetic
Apparatus of Dr. Pacinotti. 8 figures. The Pacinotti
electro-magnetic machine of 1860.--The Elias
electro-moto