TY - JOUR T1 - Further Observations and Experiments concerning the Two Clocks Above-Mentioned, by the Same JF - Philosophical Transactions (1683-1775) VL - 41 SP - 128 EP - 135 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1739.0015 M3 - doi:10.1098/rstl.1739.0015 AU - Ellicott, J. ER -