Scientific American Magazine Vol 155 Issue 4

Scientific American Magazine

Volume 155, Issue 4

You are currently logged out. Please sign in to download the issue PDF.

Features

Getting the Big Fellows Overboard

As a Ship Goes Down the Ways, Spectators See A Spectacle but Know Not the Careful Preparations, the Dangers, the Suspense, and the Drama

Commander W. Mack Angas

Coast Defense from the Air

Night Bombing . . . Deceiving Anti-Aircraft Gunners . . . Concrete Practice Bombs . . . Radio Bombing

Andrew R. Boone

The Mists of Madness

G H. Estabrooks

The Sun Reawakens

Albert G. Ingalls

Mystery Shafts of Ipswich

Suspicions of Roman Age, Strange Condition of Affairs, A Peculiar Feature Was Observed, A Foxy Trick But Not Foxy Enough, Suspense

J. Reid Moir

New Light on the Origin of the Planets

Henry Norris Russell

Four Bridges in One

Seven Years Building, Unite Three Boroughs, Traffic Sorter, Part of an Express Highway System

Our Merchant Marine to Be

Merchant Marine Act of 1936, Direct Subsidies, Helps Development, Shipbuilding, Strengthens Competitive Position, Aids National Defense

Hon Daniel C. Roper

America from the Air

Science Versus Magic

Oil Prospecting by Physics Will Average Oil Strikes Nine Times out of Ten, Using a Simple Pendulum Incredible, Uncanny Sensitivity

Aubrey D. McFadyen

Departments

50 Years Ago in Scientific American, October 1936

Thunder of White Water at Boulder Dam

Our Point of View, October 1936

Stopping Humming Birds' Wings, Gasoline from Gas and More

Current Bulletin Briefs, October 1936

Books Selected by the Editors, October 1936