Preface to A
Photographic Atlas of Selected Regions of the Milky Way :: Book
I
Written
by Edwin B. Frost
Introduction to A
Photographic Atlas of Selected Regions of the Milky Way :: Book I
Written by Edward Barnard, compiled by Edwin B. Frost and Mary R.
Calvert
Introduction to A Photographic Atlas of Selected Regions
of the Milky Way :: Book II
Written and compiled by Edwin B. Frost and Mary R. Calvert