servations were made on three bridges, and the Health of Workmen in Chrome Works. THE SKIAGRAPH. cables had to be renewed in consequence. The rust had The manager of the single establishment in Russia for the A is a looking-glass laid flat upon the table; B and C are attacked nearly the whole… … THE SXIAGEAPH. prevent the light from falling directly upon of them had diseased noses. When the dis- ease sets in first, the man feels t ickling in the either side of the paper. Everything must become so friable that it excited surprise that these bridges have a Greek name nowadays, so we call it…
Patents · Patented · Boiler · Furnace · Iron · Scientific American · Apparatus · Post office · Pig iron · Cupola furnace · Sewing machine · Cinder notch · Gallic acid · Iron notch · Steam boiler · Hand book
Internet Archive · Public domain (published before 1931). Free to use for anything.
![An illustration from Essai de physique, par Mr. Pierre van Musschenbroek ... avec une description de nouvelles sortes de machines pneumatiques, et un recueil d'expériences par Mr. J. v[an] M[usschenbroek] Traduit du hollandois par Mr. Pierre Massuet .. (1751)](https://img.insideoutlibrary.com/img/200/ia-essaidephysiquep02muss-165-43.webp)