Rücks. der HTS: "This book presented herewith is a reprint of educational material taken from existing textbook matter now in use in American schools and colleges. It is published for use as an aid in instruction in certain educational activities of the armed forces." - Literaturangaben
Rücks. der HTS: "This book presented herewith is a reprint of educational material taken from existing textbook matter now in use in American schools and colleges. It is published for use as an aid in instruction in certain educational activities of the armed forces." - Literaturangaben
Rücks. der HTS: "This book presented herewith is a reprint of educational material taken from existing textbook matter now in use in American schools and colleges. It is published for use as an aid in instruction in certain educational activities of the armed forces." - Literaturangaben
Rücks. der HTS: "This book presented herewith is a reprint of educational material taken from existing textbook matter now in use in American schools and colleges. It is published for use as an aid in instruction in certain educational activities of the armed forces." - Literaturverz. S. 874 - 876
