On the reduction of stellar photographs with special reference to the astro-photographic catalogue plates ; On the permanence of the Rutherfurd photographic plates / by Harold Jacoby.
Pubblicazione:
New York : [s.n.], 1897.
Descrizione fisica:
1 opusc.
Serie:
Contributions from the Observatory of Columbia college, New York ; 10-11
Note:
Estr. da: Annals of the New York Academy of sciences, vol. 9
Altri titoli:
On the permanence of the Rutherfurd photographic plates.
