Scientific American, Vol. 57, No. 13 (September 1887)

1887 · 10 pictures

Contained · Manufacture · Patented · Lens · Scientific American · Patents · Pulverizing attachment · Practical treatise · Boracic acid · American supplement · Years ago · Triple expansion · Express money · Address munn · Perspective view

Internet Archive · Public domain (published before 1931) · More from this library