The Paris Exhibition—Electricity on the Eiffel Tower

The Phonopore

Sibley College Lectures.—1888-89

By the Cornell University Non-Resident Lecturers in Mechanical Engineering

Recent Developments in High Explosives

Speed of Passenger Trains in the United States

Improved Water Distilling Apparatus

Exhibits at the Royal Society

Heinrich Gustav Reichenbach

Charles George Gordon

Khartoum

Experiments on Center of Gravity

The Races at Paris

The Action of Light on Water Colors

Exercise without Apparatus— Instruction of Recruits

Reading as a means of Teaching Language to the Deaf

The Collection and Preservation of Plants

The Elmore Copper Process

Darwin versus Lamarck

Patents

Artificial Arabin

Building Plans and Specifications

Useful Engineering Books

Metallic Manganese