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Features

On the Minute Measurements of Modern Science

By Alfred M. Mayer

Pollen

By W. G. Smith

Practical Value of the Microscope

The Centennial Exhibit of the Odorless Excavating. Apparatus Company, of Baltimore

The Flash Light

A Cable Grapnel

The Rolling of Ships

Friction of Plain Slide Valves

By John W. Hill

Decline of English Steam Engines

Cleaving Rocks without Powder

The 100 Ton Gun at Spezia

The Italian 100 Ton Gun

A Hornet Fleet

Lessons in Mechanical Drawing

By C. W. MacCord

Pipes for Gas and Other Purposes

Vanadium Aniline Black

False Beeswax

By Gustay Hell

Adulteration of Soap

About Peat Steel

Cleaning of Wools

Silk Printing

School of Weaving

French Worsted Manufacture

The Transfer of Pattern Designs

New Size

Methyl Green on Cotton

Keramic Art

Iodine, or Methyl Green, for Printing on Cotton

Dark Yellow-Brown on Cotton and Mixed Goods

Belgian Process for Bleaching Linen and Cotton (1,100 Pounds)

Cheap Greenhouses—How to Heat Them

By Peter Henderson

Structure of the Mushroom

Loss of Shade Trees in Cities

Discovery of a Remedy for the Grapevine Disease

Cryolite and its Uses

[From an Inaugural Essay presented to the Philadelphia College of Pharmacy]

By Willis Brenton

The Bucentaur

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    March 10, 1877

    Think Outside the Gift Box