Renewal of Niagara Suspension Bridge - p31

doi:10.1038/scientificamerican07161881-31

PDF (859 KB)

Important Telephone Decision - p32

doi:10.1038/scientificamerican07161881-32

PDF (539 KB)

The Great Comet of 1881 - p32

doi:10.1038/scientificamerican07161881-32a

PDF (539 KB)

Chemical Action in a Magnetic Field - p32

doi:10.1038/scientificamerican07161881-32b

PDF (539 KB)

The Spread of the Carpet Beetle - p33

doi:10.1038/scientificamerican07161881-33

PDF (298 KB)

Gamgee's Zeromotor - p33

doi:10.1038/scientificamerican07161881-33a

PDF (298 KB)

Wood Weaving - p33

doi:10.1038/scientificamerican07161881-33b

PDF (298 KB)

Explosion of a Rolling Mill Boiler in Pottsville, Pennsylvania - p34

S. N. Hartwell

doi:10.1038/scientificamerican07161881-34

PDF (304 KB)

Improved Hoisting Apparatus - p38

doi:10.1038/scientificamerican07161881-38

PDF (555 KB)

Lighting Gas by Electricity - pp38 - 39

doi:10.1038/scientificamerican07161881-38a

PDF (555 KB)

Panel Decorations for Eaton Hall - pp39 - 40

doi:10.1038/scientificamerican07161881-39

PDF (488 KB)

Lubricants - p41

doi:10.1038/scientificamerican07161881-41

PDF (210 KB)

Chemical Paradoxes - p42

doi:10.1038/scientificamerican07161881-42

PDF (200 KB)

Firework Formulæ - p42

doi:10.1038/scientificamerican07161881-42a

PDF (200 KB)

Communication Received - p43

doi:10.1038/scientificamerican07161881-43b

PDF (509 KB)