Skip to main content


Trees and Flowers in the Central Park

Position of the Planets for April - 1888

Hawley's Improved Railway Tie

An Improved Draught Equalizer

An Improved Stacker

A Safety Attachment for Anchors

An Improved Lawn Mower

An Improved Step Ladder

An Improved Door Closer

An Improved Sleeve Stay

An Improved Nut Lock

An Improved Trap

An Improved Pocket Weighing Scale

The Reed & Carnrick Food Laboratory

Some Experiments with an Electro-Magnet

By Geo. M Hopkins

Spontaneous Combustion

An Australian Chlamydosaurus

A Device for Operating Throttle Valves

An Automatic Grain Weigher

An Improved Pruning Implement

Engineering Inventions - April 7, 1888

Special - April 7, 1888

A Cruel Old Monster

Agricultural Inventions - April 7, 1888

Miscellaneous Inventions - April 7, 1888

To Inventors - April 7, 1888


  • Letters

    Correspondence - April 7, 1888

  • Departments

    Business and Personal - April 7, 1888

  • Index of Inventions - April 7, 1888

  • Notes and Queries - April 7, 1888

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
Scroll To Top