-------------+--------+------+------+------+------+------+--------+------ {| | | | | | | 4694 | Aurora-lines{| 6297 | 5569 | 5390 | 5233 | 5180 | 5004 |to 4629 | 4350? {| β. | α. | ζ. | δ. | δ. | γ. | ε. | ε. -------------+--------+------+------+------+------+------+--------+------ | | | | | C., | | Band | Hydrogen-tube| | N. | | N. | same | |includes| | | | | | W.L. | |2 lines.| -------------+ +------+------+------+------+------+--------+ | | | | | | | Band | Coal-gas | | | | N. | VN. | |includes| tube | | | | | | |1 line. | -------------+ +------+------+------+------+------+--------+ Oxygen-tube | | | | | VN. | | | -------------+ +------+------+------+------+------+--------+ | | Band | | | | Band | Air, | | includes | | N. | |includes| capillary | | | | | |2 lines.| -------------+ +------+------+------+------+------+--------+ | | | | |Band | | Band | Air, violet- | * | | | | in- | C. |includes| ** pole | | | | |cludes| |1 line. | -------------+ +------+------+------+------+------+--------+ Air, red-pole| | See Air, capillary. | -------------+ +-------------------------------------------+ Aurora-tube} | | See Air, capillary; and note bright line. | and phos- } | | | phorescent} | | | tube } | | | -------------+ +------+------+------+------+------+--------+ | | | | | | | Band | Air, spark | | N. | | | N. | C. |includes| | | | | | | |2 lines.| -------------+ +------+------+------+------+------+--------+ Air, spark | | Continuous spectrum and faint | Band | over water | | air-lines. |includes| | | |2 lines.| -------------+ +------+------+------+------+------+--------+ Phosphoretted| | N. | Faint| Band | | | | hydrogen | | | band.| in- | | | | | | | |cludes| | | | -------------+ +------+------+------+------+------+--------+ Iron | | VN.