1. Less Visibility More Caution Creator: Moses, Ralph; U.S.A. 20th centuryNational Safety Council Image Count: 1 Description: Robert Moses; National Safety Council, Inc., [Universal Safety insignia] Chicago, Ill. Printed in U.S.A.; 8096-B Publisher: National Safety Council Subject (Name): National Safety Council Subject (Topic): Pedestrians—safety measures and Safety education Found in: Medical Historical Library, Cushing/Whitney Medical Library > Less Visibility More Caution