Observatory, Vol. 2: A Monthly Review of Astronomy; Nos. 13 to 24; 1878, May, to 1879, April (Classic Reprint) Christie, W. H. M. Heftet / 2018 / Engelsk
Observatory, Vol. 2: A Monthly Review of Astronomy; Nos. 13 to 24; 1878, May, to 1879, April (Classic Reprint) Christie, W. H. M. Innbundet / 2018 / Engelsk
Observatory, Vol. 3: A Monthly Review of Astronomy; Nos. 25 to 44; 1879, May, to 1880, December (Classic Reprint) Christie, W. H. M. Innbundet / 2018 / Engelsk
Observatory, Vol. 3: A Monthly Review of Astronomy; Nos. 25 to 44; 1879, May, to 1880, December (Classic Reprint) Christie, W. H. M. Heftet / 2018 / Engelsk
