Victor Bicycles - p271

doi:10.1038/scientificamerican05021891-271

PDF (899 KB)

Rights of Employers to Inventions Made by their Employes - p272

doi:10.1038/scientificamerican05021891-272

PDF (327 KB)

Position of the Planets in May - pp272 - 273

doi:10.1038/scientificamerican05021891-272a

PDF (327 KB)

Decisions Relating to Patents - p273

doi:10.1038/scientificamerican05021891-273

PDF (155 KB)

Proctor's Measuring Vessel - p274

doi:10.1038/scientificamerican05021891-274

PDF (271 KB)

McBride's Observatory Sleeper - p274

doi:10.1038/scientificamerican05021891-274a

PDF (271 KB)

Prouty's Saw-Mill Dog - p274

doi:10.1038/scientificamerican05021891-274b

PDF (271 KB)

Boomer & Boschert Baling Presses - p275

doi:10.1038/scientificamerican05021891-275

PDF (292 KB)

Radley's Removable Sleigh-Runner - p275

doi:10.1038/scientificamerican05021891-275a

PDF (292 KB)

The “Florida” Heater for Soft Coal - pp275 - 276

doi:10.1038/scientificamerican05021891-275b

PDF (479 KB)

An Improved Velocipede - p276

doi:10.1038/scientificamerican05021891-276

PDF (227 KB)

Desk Fan or Small Dental Motor - p276

doi:10.1038/scientificamerican05021891-276a

PDF (227 KB)

Scientific Diversions - p279

doi:10.1038/scientificamerican05021891-279

PDF (362 KB)

The Mauser Magazine Rifle - pp279 - 280

doi:10.1038/scientificamerican05021891-279a

PDF (476 KB)

Beautiful Example of Diffraction - p281

M. Hopkins

doi:10.1038/scientificamerican05021891-281

PDF (300 KB)

To Inventors - p283

doi:10.1038/scientificamerican05021891-283

PDF (525 KB)