1. Celestial mechanics and astrodynamics : theory and practice /: theory and practice. ([2016]) Authors: Gurfil, Pini; Seidelmann, P. Kenneth Record Type: Book Extent: 1 online resource (xxxvii, 522 pages), illustrations (some color) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. The history of celestial navigation rise of the Royal Observatory and nautical almanacs /: rise of the Royal Observatory and nautical almanacs. (2020) Other Names: Seidelmann, P. Kenneth; Hohenkerk, C. Y Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. The science of time 2016 : time in astronomy & society, past, present and future /: time in astronomy & society, past, present and future. (2017) Editors: Arias, Félicitas (Elisa Félicitas); Combrinck, Ludwig; Gabor, Pavel; Hohenkerk, C. Y; Seidelmann, P. Kenneth Record Type: Book Extent: 1 online resource (x, 394 pages), illustrations (some color) View Content: Available online (eLD content is only available in our Reading Rooms) ↗