An atlas of the sunspot umbral spectrum in the red and infrared from 8900 to 15,050 cm-1 (6642 to 11,230 A)
Wallace, L.
An atlas of the sunspot umbral spectrum in the red and infrared from 8900 to 15,050 cm-1 (6642 to 11,230 A) L. Wallace…[et al.] - Tucson National Optical Astronomy Observatories 1998 - [various pagings.]
Atlas-Sunspots, Sunspots-Atlas
084.4:523.74 / WAL
An atlas of the sunspot umbral spectrum in the red and infrared from 8900 to 15,050 cm-1 (6642 to 11,230 A) L. Wallace…[et al.] - Tucson National Optical Astronomy Observatories 1998 - [various pagings.]
Atlas-Sunspots, Sunspots-Atlas
084.4:523.74 / WAL