Civilian defense volunteers receiving instruction in proper care for man with spine injury. The first aid class of the… https://www.rawpixel.com/image/12270437/photo-image-hand-person-crossFree Image from public domain licenseWashington, D.C. Hugh and Lynn Massman sightseeing on their first day in Washington. Their baby is being taken care of in… https://www.rawpixel.com/image/12295476/photo-image-person-sky-public-domainFree Image from public domain license