AA note on spider linesA note on spider linesde F. L. O. WadsworthMateriasQuartz fibersWireOptical instrumentsEdiciones (1)A note on spider lines (1897)Spottiswoode & Co., printers · inglésMás obras de F. L. O. WadsworthPPamphlets, 1893-1898Pamphlets, 1893-1898NNotes on the use of the grating in stellar spectroscopic worNotes on the use of the grating in stellar spectroscopic workTThe modern spectroscopeThe modern spectroscope
NNotes on the use of the grating in stellar spectroscopic worNotes on the use of the grating in stellar spectroscopic work
AAn imporved form of interrupter for large induction coilsAn imporved form of interrupter for large induction coils