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Features

Irrigation of the Delta of the Colorado

The Conversion of Grape Tendrils into Fruit Clusters

Reconstruction of the Croton Dam

Cave Drawings of the Palolithic Epoch

By Our Paris Correspondent

Nebula in Nova Persei

By Mary Proctor

A New Synchronism Indicator for Alternators

By Fred P. Woodbury

New Atlantic Type of Passenger Locomotive on the Pennsylvania Railroad

Rankin Bridge for the Transit of Molten Iron

The Manufacture of Oil-Cloth

The New Drainage and Sewerage System of New Orleans

By Frederick Moore

Portraiture by Flash Light

Improvement in Dredge Shovels

Treating Fruit-Trees for Scale

Patent Department

Process of Separating Pith from the Kind of Cane and Stalks

Business and Personal Wants

Departments

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    Science Notes

  • Correspondence - December 7, 1901

  • Recently Patented Inventions - December 7, 1901

  • Index of Inventions - December 7, 1901

  • New Books, Etc - December 7, 1901

  • Patents - December 7, 1901

  • Notes and Queries - December 7, 1901

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December 07, 1901