Astronomical engravings from the Observatory of Harvard college.
APA Citation
Harvard College Observatory. (1876). Astronomical engravings from the Observatory of Harvard college. Cambridge: Press of J. Wilson and son.
MLA Citation
Harvard College Observatory. Astronomical Engravings From the Observatory of Harvard College. Cambridge: Press of J. Wilson and son, 1876.
Warning: These citations may not always be complete (especially for serials).