TY - JOUR T1 - On the Determination of the Thickness of Solid Substances, Not Otherwise Measurable, by Magnetic Deviations. JF - Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London (1800-1843) VL - 3 SP - 67 EP - 69 PY - 1830/01/01/ UR - http://dx.doi.org/10.1098/rspl.1830.0039 M3 - doi:10.1098/rspl.1830.0039 AU - Scoresby, W. ER -