A text-book of field astronomy for engineers /
Comstock, George C.
A text-book of field astronomy for engineers / Libro George C. Comstock. - New York, USA : John Wiley & Sons, 1908. - xii, 213, [2] p. ; 23 cm.
Catalogación preliminar.
A text-book of field astronomy for engineers / Libro George C. Comstock. - New York, USA : John Wiley & Sons, 1908. - xii, 213, [2] p. ; 23 cm.
Catalogación preliminar.