[nb-NO]Details[nb-NO]
- [nb-NO]Title[nb-NO]Declination +20
- [nb-NO]Reference[nb-NO]CDC.S5.2
- [nb-NO]Scope and Content[nb-NO]Prints from telescopic photography taken at declination +20 from right ascension 0 hours, 0 minutes through 23 hours, 52 minutes. There are increments of 8 minutes between the center of each print.
- [nb-NO]ISBN[nb-NO]
- cartographic material
- [nb-NO]Level of description[nb-NO]FILE