PERSING, ELLIS C.
Elementary science by grades. Book 2, by Ellis C. Persing and Elizabeth K. Peoples. Colored illus., by R. Bruce Horsfall.
PERSING, ELLIS C. Elementary science by grades. Book 2, by Ellis C. Persing and Elizabeth K. Peoples. Colored illus., by R. Bruce Horsfall. © 23Mar28; A1069481. Ellis C. Persing (A); 16Dec55; R161109.
Ellis C. Persing|A