TY - JOUR T1 - A Photographic Investigation of the Absorption Spectra of Chlorophyll and Its Derivatives in the Violet and Ultra-Violet Region of the Spectrum JF - Proceedings of the Royal Society of London (1854-1905) VL - 63 SP - 389 EP - 396 PY - 1898/01/01/ UR - http://dx.doi.org/10.1098/rspl.1898.0046 M3 - doi:10.1098/rspl.1898.0046 AU - Schunck, C. ER -