Pennsylvania Railroad Terminal Station and Tunnel - p406

doi:10.1038/scientificamerican12211901-406

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Nicaragua or Panama - p406

doi:10.1038/scientificamerican12211901-406a

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An Interesting Automobile Damage Case - p407

doi:10.1038/scientificamerican12211901-407

PDF (201 KB)

The Robert Fulton Memorial - p407

doi:10.1038/scientificamerican12211901-407a

PDF (201 KB)

The International Kerosene Oil Motor - p408

doi:10.1038/scientificamerican12211901-408

PDF (224 KB)

Safety Device for Engines and Condensers - p409

doi:10.1038/scientificamerican12211901-409

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Iron Making on the Pacific Coast - pp409 - 410

doi:10.1038/scientificamerican12211901-409a

PDF (395 KB)

An Improved Hay Stacker and Builders' Derrick - p410

doi:10.1038/scientificamerican12211901-410

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Giant Sand Wheel for the Calumet and Hecla Mining Company - p411

doi:10.1038/scientificamerican12211901-411

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Measuring the Heat of the Stars - pp412 - 413

Mary Proctor

doi:10.1038/scientificamerican12211901-412

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The Evolution of the Motor Cycle - pp413 - 414

Hrolf Wisby

doi:10.1038/scientificamerican12211901-413

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Hypnosis in Frogs - pp414 - 415

doi:10.1038/scientificamerican12211901-414

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A Rare Fish - p415

C. F. Holder

doi:10.1038/scientificamerican12211901-415

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Business and Personal Wants - p416

doi:10.1038/scientificamerican12211901-416a

PDF (446 KB)