Kasaysayan nang "Cometa Halley" [microform]

Sonraí bibleagrafaíochta
Príomhchruthaitheoir:	Mariano, Patricio Geronimo 1877-1935
Formáid:	Visual Material
Foilsithe / Cruthaithe:	Quezon City Photoduplication Service, University of the Philippines Library 1976.
Ábhair:	Comets.