Features
The Centralization of Motive Power
Notes From the Worlds Columbian Exposition Chicago 1893
An Instrument for Measuring Distances
The Mysterious Trunk
A Music Book of Folio
An Improved Roller Cotton Gin
Surface Tension
Parsons' Horological Institute
Oil Engines at the Great Exposition
The Wart Hog, or Vlacke Vark
To Inventors - July 8, 1893
Departments
- Departments
Correspondence - July 8, 1893
Notes and Queries - July 8, 1893
Business and Personal - July 8, 1893
New Books and Publications - July 8, 1893
Recently Patented Inventions - July 8, 1893
Index of Inventions - July 8, 1893
