Building, Laying of Pipes, etc. By W.W.
GRIER. Illustrated 8vo. $.75

$GRIMSHAW.--Modern Milling:$

Being the substance of two addresses delivered by request, at the
Franklin Institute, Philadelphia, January 19th; and January 27th,
1881. By ROBERT GRIMSHAW, Ph. D. Edited from the Phonographic
Reports. With 28 Illustrations. 8vo. $1.00

$GRIMSHAW.--Saws:$

The History, Development, Action, Classification, and Comparison of
Saws of all kinds. _With Copious Appendices._ Giving the details
of Manufacture, Filing. Setting, Gumming, etc. Care and Use of
Saws; Tables of Gauges; Capacities of Saw-Mills; List of
Saw-Patents, and other valuable information. By ROBERT GRIMSHAW.
Second and greatly enlarged edition, _with Supplement_, and 354
Illustrations. Quarto $4.00

$GRIMSHAW.--A Supplement to Grimshaw on Saws$:

Containing additional practical matter, more especially relating to the
Forms of Saw-Teeth, for special material and conditions, and to the
Behavior of Saws under particular conditions. 120 Illustrations. By
ROBERT GRIMSHAW. Quarto. $2.00

$GRISWOLD.--Railroad Engineer's Pocket Companion for the Field$:

Comprising Rules for Calculating Deflection Distances and Angles,
Tangential Distances and Angles, and all Necessary Tables for
Engineers; also the Art of Levelling from Preliminary Survey to the
Construction of Railroads, intended Expressly for the Young
Engineer, together with Numerous Valuable Rules and Examples. By W.
GRISWOLD. 12 mo., tucks $1.75

$GRUNER.--Studies of Blast Furnace Phenomena$:

By M.L. GRUNER, President of the General Council of Mines of
France, and lately Professor of Metallurgy at the Ecole des Mines.
Translated, with the author's sanction, with an Appendix, by L.D.
B. GORDON, F.R.S.E., F.G.S. 8vo. $2.50

$GUETTIER.--Metallic Alloys$:

Being a Practical Guide to their Chemical and Physical Properties,
their Preparation, Composition, and Uses. Translated from the
French of A. GUETTIER, Engineer and Director of Founderies, author
of "La Fouderie en France," etc., etc. By A.A. FESQUET, Chemist and
Engineer. 12mo. $3.00

$HASERICK.--The Secrets of the Art of Dyeing Wool, Cotton, and
Linen$,

Including Bleaching and Coloring Wool and Cotton Hosiery and Random
Yarns. A Treatise based on Economy and Practice. By E.C. HASERICK.
_Illustrated by 323 Dyed Patterns of the Yarns or Fabrics._ 8vo.
$25.00

$HATS AND FELTING$:

A Practical Treatise on their Manufacture. By a Practica