00721cam a22002411 4500 med47002282 DLC 20260227111605.0 770804s1946 xx 000 0 eng med47002282 (OCoLC)3162027 DLC OC DLC RE1 .N3 no. 447 617.7 National Society for the Prevention of Blindness. Eye health, a teaching handbook for nurses. New York, 1946. 108 p. illus. 23 cm. Its Publication no. 447 Eye Care and hygiene. Eye Diseases. National Society for the Prevention of Blindness. Publication no. 447. 38554 38554