TY - JOUR T1 - Some Observations Made in Scotland by That Ingenious Knight Sir George Makenzie, Sent in a Letter to Mr. James Gregory, and by Him Communicated to the Publisher JF - Philosophical Transactions (1665-1678) VL - 10 SP - 396 EP - 398 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1675.0038 M3 - doi:10.1098/rstl.1675.0038 AU - Makenzie, G. ER -