TY - JOUR T1 - Observations of the Variations of the Needle and Weather, Made in a Voyage to Hudson's-Bay, in the Year 1731, by Capt. Christopher Middleton, Communicated to the Royal Society by Mr. Benjamin Robins, F. R. S. with a Letter to Mr. Robins JF - Philosophical Transactions (1683-1775) VL - 38 SP - 127 EP - 133 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1733.0026 M3 - doi:10.1098/rstl.1733.0026 AU - Middleton, C. AU - Robins, B. ER -