TY - JOUR T1 - Transmission of Sunlight through the Earth's Atmosphere. Part II. Loss of Light at Different Altitudes JF - Philosophical Transactions of the Royal Society of London. A (1887-1895) VL - 184 SP - 1 EP - 42 PY - 1893/01/01/ UR - http://dx.doi.org/10.1098/rsta.1893.0001 M3 - doi:10.1098/rsta.1893.0001 AU - Abney, W. ER -