TY - JOUR T1 - A Letter from Dr John Harwood, LL. D. and F. R. S. to Dr Hans Sloane, R. S. Secr. concerning the Forementioned Hypocaustum. With Part of Two Letters from Mr William Baxter to Dr Harwood, Relating to Wroxeter, and the Hypocausta of the Ancients JF - Philosophical Transactions (1683-1775) VL - 25 SP - 2228 EP - 2233 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1706.0010 M3 - doi:10.1098/rstl.1706.0010 AU - Harwood, J. AU - Baxter, W. ER -