The Harvard College Observatory : the first four directorships, 1839-1919
Bessie Zaban Jones and Lyle Gifford Boyd ; foreword by Donald H. Menzel
Bok Engelsk 1971 · Historie
| Utgitt | Cambridge, Mass. : The Belknap Press of Harvard University Press , 1971
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| Omfang | x, [4], 495 s. : ill.
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| Emner | Harvard College Observatory : (NO-TrBIB)90983710
Astronomi Observatorier astronomi historie observatorier USA |
| Sjanger | |
| ISBN | 0674374606
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