TY - JOUR T1 - Experiments for Investigating the Cause of the Coloured Concentric Rings, Discovered by Sir Isaac Newton, between Two Object-Glasses Laid upon One Another JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 97 SP - 180 EP - 233 PY - 1807/01/01/ UR - http://dx.doi.org/10.1098/rstl.1807.0010 M3 - doi:10.1098/rstl.1807.0010 AU - Herschel, W. ER -