TY - JOUR T1 - Notes on Observations of Sun and Stars in Some British Stone Circles. Fourth Note. The Botallek Circles, St. Just, Cornwall JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 82 IS - 552 SP - 96 EP - 103 PY - 1909/03/10/ UR - http://dx.doi.org/10.1098/rspa.1909.0010 M3 - doi:10.1098/rspa.1909.0010 AU - Lockyer, N. ER -