PERSING, ELLIS C.
Elementary science by grades; a nature study and science reader. Book 5. By Ellis C. Persing & C. Louis Thiele.
PERSING, ELLIS C. Elementary science by grades; a nature study and science reader. Book 5. By Ellis C. Persing & C. Louis Thiele. © on pref. & additional text; 9Apr35; A82467. Ellis C. Persing, Jr. (C) & C. Louis Thiele (A); 19Jul62; R298800.
Ellis C. Persing, Jr.|C||C. Louis Thiele|A