TY - JOUR T1 - On a Simple Formula and Practical Rule for Calculating Heights Barometrically without Logarithms JF - Proceedings of the Royal Society of London (1854-1905) VL - 12 SP - 511 EP - 517 PY - 1862/01/01/ UR - http://dx.doi.org/10.1098/rspl.1862.0107 M3 - doi:10.1098/rspl.1862.0107 AU - Ellis, A. ER -