"Astronomy." . . . . "Astronomie." . . "Astronomy Observers' manuals." . . "Astronomie Manuels d'observateurs." . . . . . . . . "Field book of the skies. Rev"@en . . . . "Field Book of the Skies, etc. [With plates.]"@en . . "Field Book of the Skies, etc. [With plates.]" . . "Field book of the skies : a presentation of the main facts of modern astronomy and a practical field book for the observer" . . . . . . . . . "Field book of the Skies"@en . "Field book of the Skies" . . . "Field book of the skies" . "Field book of the skies"@en . "Field book of the skies; a presentation of the main facts of modern astronomy and a practical field book for the observer" . "Field book of the skies; a presentation of the main facts of modern astronomy and a practical field book for the observer"@en . . . "Field book of the skies : a presentation of the main facts of modern astronomy and a pratical field book for the observer" . . "Olcott's field book of the skies" . . . . "Handbooks and manuals"@en . "Handbooks and manuals" . . . . . . . "For other editions, see Author Catalog."@en . . . . .