TY - JOUR T1 - Microscopical Researches in High Power Definition. Preliminary Note on the Beaded Villi of Lepidoptera-Scales as Seen with a Power of 3,000 Diameters JF - Proceedings of the Royal Society of London (1854-1905) VL - 31 SP - 505 EP - 506 PY - 1880/01/01/ UR - http://dx.doi.org/10.1098/rspl.1880.0070 M3 - doi:10.1098/rspl.1880.0070 AU - Royston-Pigott, D. ER -