Self-Indicting Balance Barometer

1858 Scientific American  
Se]f-IudlcatiDlr Balaace Barometer. We find in the "Annual of Scientific Dis covery," for this year, the description of an instrument of the above name, invented by M. Secchi, of Rome, which appears to be a good invention, and worthy of more general atten
doi:10.1038/scientificamerican05081858-278 fatcat:2s2xmn7wn5a37mdby3pi662sce