TY - JOUR T1 - A Contribution to Terrestrial Magnetism; Being the Record of Observations of the Magnetic Inclination, or Dip, Made during the Voyage of H.M.S. 'Iron Duke' to China and Japan, &c., 1871-75 JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 167 SP - 137 EP - 147 PY - 1877/01/01/ UR - http://dx.doi.org/10.1098/rstl.1877.0004 M3 - doi:10.1098/rstl.1877.0004 AU - Shadwell, C. ER -