Improved Liquid Mixer - pp207 - 208

doi:10.1038/scientificamerican10021875-207

PDF (802 KB)

A New Use for Criminals - p208

doi:10.1038/scientificamerican10021875-208

PDF (346 KB)

How Far Will Bodies Sink in the Ocean? - p208

doi:10.1038/scientificamerican10021875-208a

PDF (346 KB)

The Proposed Railway Tunnel under the English Channel - p209

doi:10.1038/scientificamerican10021875-209

PDF (209 KB)

Science Pugnacious - p209

doi:10.1038/scientificamerican10021875-209a

PDF (209 KB)

Gas from Night Soil and Dead Animals - p209

doi:10.1038/scientificamerican10021875-209b

PDF (209 KB)

Lightning Rods - p209

doi:10.1038/scientificamerican10021875-209c

PDF (209 KB)

The Fair of the American Institute - p209

doi:10.1038/scientificamerican10021875-209d

PDF (209 KB)

Carillon Machines - p210

doi:10.1038/scientificamerican10021875-210

PDF (317 KB)

Deep Sea Sounding by Pianoforte Wire - p211

doi:10.1038/scientificamerican10021875-211

PDF (365 KB)

Engineering in New Zealand - pp211 - 212

doi:10.1038/scientificamerican10021875-211a

PDF (580 KB)

Practical Mechanism - pp212 - 213

Joshua Rose

doi:10.1038/scientificamerican10021875-212

PDF (430 KB)

Improved Adding Pencil - p214

doi:10.1038/scientificamerican10021875-214

PDF (316 KB)

Changing Salt Water to Fresh - p214

doi:10.1038/scientificamerican10021875-214a

PDF (316 KB)

Wood's Patent Square-Inch Test Valve - pp214 - 215

doi:10.1038/scientificamerican10021875-214b

PDF (799 KB)

Knight's Improved Health Lift - p215

doi:10.1038/scientificamerican10021875-215

PDF (501 KB)

A Model Villa - pp215 - 216

doi:10.1038/scientificamerican10021875-215a

PDF (601 KB)

British Association Notes - pp216 - 217

doi:10.1038/scientificamerican10021875-216

PDF (369 KB)

Decisions of the Courts - p217

doi:10.1038/scientificamerican10021875-217

PDF (271 KB)

Recent American and Foreign Patents - pp217 - 218

doi:10.1038/scientificamerican10021875-217a

PDF (469 KB)

Communications Received - p220

doi:10.1038/scientificamerican10021875-220

PDF (373 KB)

Canadian Patents - p221

doi:10.1038/scientificamerican10021875-221

PDF (643 KB)