Improved One Hundred Ton Floating Crane - p31

doi:10.1038/scientificamerican01151887-31

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War and Invention - p32

doi:10.1038/scientificamerican01151887-32

PDF (477 KB)

Promotion by Seniority - pp32 - 33

doi:10.1038/scientificamerican01151887-32a

PDF (689 KB)

Man and the Wild Animal - p33

doi:10.1038/scientificamerican01151887-33

PDF (228 KB)

Photographic Notes - p33

doi:10.1038/scientificamerican01151887-33a

PDF (228 KB)

Improved Steam Boiler - p34

doi:10.1038/scientificamerican01151887-34

PDF (794 KB)

Large Punching and Shearing Machine - p34

doi:10.1038/scientificamerican01151887-34a

PDF (794 KB)

Water Gauge for Steam Boiler - p34

doi:10.1038/scientificamerican01151887-34b

PDF (794 KB)

Picture Frame Attachment - p35

doi:10.1038/scientificamerican01151887-35

PDF (821 KB)

Combined Pulvebizer and Plow - p35

doi:10.1038/scientificamerican01151887-35a

PDF (821 KB)

Improved Spring and Dust Guard for Watch Cases - p35

doi:10.1038/scientificamerican01151887-35b

PDF (821 KB)

Folding Step Ladder - p35

doi:10.1038/scientificamerican01151887-35c

PDF (821 KB)

Improved Oil Cup - pp35 - 36

doi:10.1038/scientificamerican01151887-35d

PDF (1,478 KB)

Comfort and Style Too - p36

doi:10.1038/scientificamerican01151887-36

PDF (677 KB)

A Puzzle - p36

doi:10.1038/scientificamerican01151887-36a

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Miking of Fluids—Expansion by Heat - p38

T. O'conor Sloanr, Ph.D

doi:10.1038/scientificamerican01151887-38

PDF (693 KB)

Photograpry of a Moving Pendulam - pp38 - 39

doi:10.1038/scientificamerican01151887-38a

PDF (1,511 KB)

The Porcupine Ant Eater - pp39 - 40

doi:10.1038/scientificamerican01151887-39

PDF (1,129 KB)

Science in Toys - p40

doi:10.1038/scientificamerican01151887-40

PDF (309 KB)

Incandescent Burner of Dr. Auer - p41

doi:10.1038/scientificamerican01151887-41

PDF (830 KB)

Joseph Echteler's Design for a Grant Monument - p41

doi:10.1038/scientificamerican01151887-41a

PDF (830 KB)

Engineer Inventions - p42

doi:10.1038/scientificamerican01151887-42

PDF (519 KB)

Agricultural Invention - p42

doi:10.1038/scientificamerican01151887-42a

PDF (519 KB)

Miscellaneous Inventions - p42

doi:10.1038/scientificamerican01151887-42b

PDF (519 KB)

To Inventors - p43

doi:10.1038/scientificamerican01151887-43b

PDF (769 KB)